Shelly and her husband Bubba have a joint savings accounts that earns 2.5% interest payable continuously and has a current balance of $32458. Each year, Bubba wishes to withdraw $3000 payable continuously at a level rate. Starting now and continuing for twenty years, Shelly wishes to deposit X at the beginning of each year so that the account will last for thirty years. What is the least X that will work? The answer is 1936.33 but I NEED WORK SHOWN TO UNDERSTAND IT PLEASE