Alright, let's work through 7002 times 7311 step by step
7002 × 7311 = 7311 × (7002)
+ 7311 × 2 yielding 14622
+ 7311 × 00 giving us 0
+ 7311 × 000 what gives us 0
+ 7311 × 7000 giving us 51177000

= 51191622
