No problem, we've got 4710 and 4428 to multiply
4710 × 4428 = 4428 × (4710)
+ 4428 × 0 resulting in 0
+ 4428 × 10 resulting in 44280
+ 4428 × 700 that results in 3099600
+ 4428 × 4000 yielding 17712000

= 20855880
