Alright, let's work through 7758 times 6513 step by step
7758 × 6513 = 6513 × (7758)
+ 6513 × 8 producing 52104
+ 6513 × 50 giving us 325650
+ 6513 × 700 which equals 4559100
+ 6513 × 7000 producing 45591000

= 50527854
