The following exchange rates are available to you. (You can buy or sell at the stated rates.)
Mt. Fuji Bank ¥92.00/$
Mt. Rushmore Bank SF1.02/$
Mt Blanc Bank ¥90.00/SF
Assume you have an initial $10,000,000. What is the amount of profit in dollars you can make a profit via triangular arbitrage? ( in 2 decimals)