A man borrowed an amount of P XXXXXXXXXXto bank that offers an interest rate of 8.816% compounded continuously and has a maturity date of 9 years. He plans to pay the loan at an amount of P51.875 at...

A man borrowed an amount of P684.255 to bank that offers an interest rate of 8.816% compounded continuously and has a maturity date of 9 years. He plans to pay the loan at an amount of P51.875 at the end of 3 years, and P41,630 at the end of 6 years. Effect interest rate,%? Future worth of the principal amount after 9 years? How much must he pay at the end of 9 years?