Alright, let's work through 3670 times 6735 step by step
3670 × 6735 = 6735 × (3670)
+ 6735 × 0 what gives us 0
+ 6735 × 70 giving us 471450
+ 6735 × 600 yielding 4041000
+ 6735 × 3000 yielding 20205000

= 24717450
