Anirban Lahiri was attempting to become only the second Indian to win on the PGA Tour after Arjun Atwal.
Minjee Lee earned $315,000 and is projected to jump from 17th to 16th in the world ranking.
Justin Thomas capitalised on overnight leader Anirban Lahiri's quadruple bogey nine on the par-five third hole to retake his lead.
Jessica Korda had five birdies in a six-hole stretch and got up-and-down for another on the par-5 18th.
S Chikkarangappa ended the Rs. 1 crore PGTI event with a persistent final round of one-under-71 that took his tournament tally to 13-under-275.
Anirban Lahiri moved well ahead of overnight leader and defending champion Justin Thomas (71) and Scotland's Russell Knox (68).
S Chikkarangappa consolidated his lead with a display of fine putting on the back-nine, nailing birdie from a range of 12 to 20 feet.
Anirban Lahiri's iron play was superb as he found almost all greens.
Anirban Lahiri carded six-under 66 to be tied fifth at the end of the first day.
Sujjan Singh and Abhijit Singh produced matching scores of six-under-66 to establish a one-stroke lead at the Rs 1 crore event.
Nicholas Lindheim, California native made it to the big leagues without going to college, and without having much game in the first place.
TAKE Open will be headlined by Chikkarangappa and Khalin Joshi along with legendary Randhawa as well as Rashid Khan and Rahil Gangjee.
It will be the first time a European Tour event has been held at Close House, the club where Lee Westwood has been tour professional since 2011.
When Anirban Lahiri was asked how far he was from a PGA Tour title, the 29-year-old replied, "Hopefully four days".
The 53-year-old Doug Garwood won in his 44th start on the 50-and-over tour.
Larsen beat Ally McDonald with a 14-foot birdie putt on the par-3 18th on the first extra hole at Alaqua Country Club.
This was Brendan Steele's first victory in 141 starts on the PGA Tour dating to his rookie season when he won the Texas Open.
Anirban Lahiri eventually lost, finding the water hazard following an errant drive in the playoff for an anti-climatic finish.
Patton Kizzire holed a 15-foot birdie putt on the 18th hole to finish off a 6-under 66 and take a one-shot lead into the final round.
Alexander Noren won the British Masters and became the first man to win three times on the tour in 2016.
Noren carded a final round of 69 at The Grove to finish on 18-under 266, two shots ahead of Bernd Wiesberger, with Lee Westwood.
Pavit Tangkamolprasert birdied the final hole of regulation for a 7-under-par 64 to finish tied with Lahiri (65) at 16-under 268.
Aditi Ashok returned one-under 71 for a total of six-under and finish Tied-8th while Vani Kapoor shot a second straight one-over 73 and finished T-29.
There were four Indians in top-eight, with S Chikkarangappa ending tied third, Rahil Gangjee and Rashid Khan finishing seventh and eighth, respectively.
Alex Noren produced a battling performance at The Grove with a six-under-par 65 giving him a 16-under tally of 197.
Bernhard Langer leads the tour with four victories and earnings of $2,512,659.
Carlotta Ciganda squandered a four-shot lead with five holes to play but found herself in a playoff after Alison Lee failed to par the last.
Jeev Milkha Singh closed with two birdies on par-5s in the last four holes to log yet another even par 71 in the third round of British Masters.
Anirban Lahiri and Seenappa Chikkarangappa shot matching third rounds of 69 to share the lead in the Macao Open at 10 under par.
Aditi Ashok is now within touching distance of a fourth successive Top-10 with a two-under 70 at the Xiamen International Ladies Open.
Jeev Milkha Singh was Tied-38th but there were many players still out on the course.
India's Aditi Ashok had just one birdie on par-5 fourth hole and she parred the other 17 holes for a 71 and is Tied-14th.
Ian Poulter chose to make his comeback from a foot injury at the Macao Open instead of The Grove just outside London.
Anirban Lahiri and S Chikkarangappa were in tied lead with Kalem Richardson, Scott Vincent and Sutijet Kooratanapisan. The five are at eight-under 134.
Cristie Kerr and Park Sung-hyun matched Brittany Lang's 65 to move into joint third, three strokes off the pace on seven under.
Even by typically reserved Korean standards Park is quiet, painfully shy almost.