Alright, let's work through 7408 times 8407 step by step
7408 × 8407 = 8407 × (7408)
+ 8407 × 8 resulting in 67256
+ 8407 × 00 which equals 0
+ 8407 × 400 which equals 3362800
+ 8407 × 7000 what gives us 58849000

= 62279056
