No problem, we've got 4941 and 8120 to multiply
4941 × 8120 = 8120 × (4941)
+ 8120 × 1 that results in 8120
+ 8120 × 40 yielding 324800
+ 8120 × 900 giving us 7308000
+ 8120 × 4000 which equals 32480000

= 40120920
