Alright, let's work through 7662 times 7720 step by step
7662 × 7720 = 7720 × (7662)
+ 7720 × 2 that is equal 15440
+ 7720 × 60 that results in 463200
+ 7720 × 600 that is equal 4632000
+ 7720 × 7000 giving us 54040000

= 59150640
