Alright, let's work through 7739 times 7351 step by step
7739 × 7351 = 7351 × (7739)
+ 7351 × 9 giving us 66159
+ 7351 × 30 what gives us 220530
+ 7351 × 700 producing 5145700
+ 7351 × 7000 producing 51457000

= 56889389
