No problem, we've got 4940 and 8669 to multiply
4940 × 8669 = 8669 × (4940)
+ 8669 × 0 giving us 0
+ 8669 × 40 resulting in 346760
+ 8669 × 900 giving us 7802100
+ 8669 × 4000 yielding 34676000

= 42824860
