Alright, let's work through 9944 times 7813 step by step
9944 × 7813 = 7813 × (9944)
+ 7813 × 4 that is equal 31252
+ 7813 × 40 producing 312520
+ 7813 × 900 that results in 7031700
+ 7813 × 9000 that results in 70317000

= 77692472
