Alright, let's work through 9409 times 8396 step by step
9409 × 8396 = 8396 × (9409)
+ 8396 × 9 what gives us 75564
+ 8396 × 00 which equals 0
+ 8396 × 400 yielding 3358400
+ 8396 × 9000 which equals 75564000

= 78997964
