Alright, let's work through 7578 times 1777 step by step
7578 × 1777 = 1777 × (7578)
+ 1777 × 8 what gives us 14216
+ 1777 × 70 resulting in 124390
+ 1777 × 500 resulting in 888500
+ 1777 × 7000 giving us 12439000

= 13466106
