Alright, let's work through 6724 times 3173 step by step
6724 × 3173 = 3173 × (6724)
+ 3173 × 4 that is equal 12692
+ 3173 × 20 resulting in 63460
+ 3173 × 700 what gives us 2221100
+ 3173 × 6000 resulting in 19038000

= 21335252
