No problem, we've got 1900 and 4357 to multiply
1900 × 4357 = 4357 × (1900)
+ 4357 × 0 which equals 0
+ 4357 × 00 what gives us 0
+ 4357 × 900 resulting in 3921300
+ 4357 × 1000 that is equal 4357000

= 8278300
