No problem, we've got 7908 and 5140 to multiply
7908 × 5140 = 5140 × (7908)
+ 5140 × 8 resulting in 41120
+ 5140 × 00 yielding 0
+ 5140 × 900 that results in 4626000
+ 5140 × 7000 which equals 35980000

= 40647120
