No problem, we've got 7621 and 4720 to multiply
7621 × 4720 = 4720 × (7621)
+ 4720 × 1 which equals 4720
+ 4720 × 20 what gives us 94400
+ 4720 × 600 which equals 2832000
+ 4720 × 7000 which equals 33040000

= 35971120
