No problem, we've got 4940 and 8516 to multiply
4940 × 8516 = 8516 × (4940)
+ 8516 × 0 which equals 0
+ 8516 × 40 what gives us 340640
+ 8516 × 900 that is equal 7664400
+ 8516 × 4000 that is equal 34064000

= 42069040
