No problem, we've got 4788 and 8428 to multiply
4788 × 8428 = 8428 × (4788)
+ 8428 × 8 what gives us 67424
+ 8428 × 80 that results in 674240
+ 8428 × 700 giving us 5899600
+ 8428 × 4000 that results in 33712000

= 40353264
