Alright, let's work through 7001 times 7826 step by step
7001 × 7826 = 7826 × (7001)
+ 7826 × 1 resulting in 7826
+ 7826 × 00 yielding 0
+ 7826 × 000 that is equal 0
+ 7826 × 7000 resulting in 54782000

= 54789826
