No problem, we've got 5172 and 767 to multiply
5172 × 767 = 767 × (5172)
+ 767 × 2 which equals 1534
+ 767 × 70 what gives us 53690
+ 767 × 100 giving us 76700
+ 767 × 5000 that is equal 3835000

= 3966924
