Alright, let's work through 4220 times 7657 step by step
4220 × 7657 = 7657 × (4220)
+ 7657 × 0 producing 0
+ 7657 × 20 giving us 153140
+ 7657 × 200 producing 1531400
+ 7657 × 4000 what gives us 30628000

= 32312540
