No problem, we've got 4885 and 3944 to multiply
4885 × 3944 = 3944 × (4885)
+ 3944 × 5 that is equal 19720
+ 3944 × 80 resulting in 315520
+ 3944 × 800 that equals 3155200
+ 3944 × 4000 resulting in 15776000

= 19266440
