No problem, we've got 1880 and 4642 to multiply
1880 × 4642 = 4642 × (1880)
+ 4642 × 0 what gives us 0
+ 4642 × 80 resulting in 371360
+ 4642 × 800 resulting in 3713600
+ 4642 × 1000 what gives us 4642000

= 8726960
