No problem, we've got 4394 and 4748 to multiply
4394 × 4748 = 4748 × (4394)
+ 4748 × 4 that results in 18992
+ 4748 × 90 which equals 427320
+ 4748 × 300 which equals 1424400
+ 4748 × 4000 yielding 18992000

= 20862712
