By Devjyot Ghoshal and Matthias Williams NEW DELHI (Reuters) -Described as a "reluctant king" in his first stint as prime minister, the soft-spoken Manmohan Singh, who died on Thursday at the age of 92,

Manmohan Singh, who has died aged 92, was the technocrat behind the economic reforms that led to India’s emergence as a world power, first as finance minister and latterly as prime minister of India from 2004 to 2014.

Billionaire Gautam Adani, Tata Sons Chairman N Chandrasekaran and business tycoon Anil Ambani led India Inc. in paying tributes to former Prime Minister Manmohan Singh, describing him the architect of economic reforms and one of the tallest leaders.