Answer:
$664,718.29
Explanation:
This is an ordinary annuity question as there are recurring fixed payments for a specified period of time; 20 years in this case;
Using a financial calculator, solve this question using the following inputs;
Recurring payment; PMT = 50,000
Total duration of investment ; N = 20
Interest rate; I/Y = 4.25%
Future value is not given, but because this is an annuity, use 0; FV = 0
then CPT PV = 664,718.29
Therefore, $664,718.29 is the present value of this prize.