Alright, let's work through 4703 times 6636 step by step
4703 × 6636 = 6636 × (4703)
+ 6636 × 3 yielding 19908
+ 6636 × 00 that is equal 0
+ 6636 × 700 what gives us 4645200
+ 6636 × 4000 that is equal 26544000

= 31209108
