No problem, we've got 4507 and 7142 to multiply
4507 × 7142 = 7142 × (4507)
+ 7142 × 7 giving us 49994
+ 7142 × 00 which equals 0
+ 7142 × 500 what gives us 3571000
+ 7142 × 4000 that results in 28568000

= 32188994
