Yejen Industries Ltd. invested $10,000,000 in manufacturing equipment for producing small wastebaskets. If the company uses an interest rate of 15% per year, the amount of money it will have to earn each year to recover its investment in 7 years is closest to:

a. $2,403,600

b. $3,530,800

c. $3,941,800

d. $4,256,300