No problem, we've got 1422 and 9048 to multiply
1422 × 9048 = 9048 × (1422)
+ 9048 × 2 what gives us 18096
+ 9048 × 20 producing 180960
+ 9048 × 400 what gives us 3619200
+ 9048 × 1000 producing 9048000

= 12866256
