No problem, we've got 4230 and 2231 to multiply
4230 × 2231 = 2231 × (4230)
+ 2231 × 0 giving us 0
+ 2231 × 30 resulting in 66930
+ 2231 × 200 that is equal 446200
+ 2231 × 4000 producing 8924000

= 9437130
