No problem, we've got 4525 and 4374 to multiply
4525 × 4374 = 4374 × (4525)
+ 4374 × 5 that equals 21870
+ 4374 × 20 what gives us 87480
+ 4374 × 500 producing 2187000
+ 4374 × 4000 which equals 17496000

= 19792350
