Alright, let's work through 6403 times 4924 step by step
6403 × 4924 = 4924 × (6403)
+ 4924 × 3 resulting in 14772
+ 4924 × 00 what gives us 0
+ 4924 × 400 which equals 1969600
+ 4924 × 6000 that is equal 29544000

= 31528372
