A one period discount bond is priced at 9420 per 100 of

Question

A one period discount bond is priced at $94.20 per $100 of face value. A two period 6.3% coupon bond is priced at $100.50 per $100 of face value and a 3 period 8.3% coupon bond is priced at $99.75 per $100 of face value. Find implied forward rate 2^f1.