Alright, let's work through 8438 times 1036 step by step
8438 × 1036 = 1036 × (8438)
+ 1036 × 8 that equals 8288
+ 1036 × 30 that is equal 31080
+ 1036 × 400 what gives us 414400
+ 1036 × 8000 resulting in 8288000

= 8741768
