Mathematics · Percentage and Profit Loss

A man started off a business with a certain capital amount. In the first year, he earned 60% profit and donated 50% of the total capital (initial amount + profit). He followed the same procedure with the remaining capital after the second and the third year. If at the end of the three years, he is left wit h Rs. 15,360, what was the initial amount (in Rs.) with which the man started his business?