Alright, let's work through 79256815 times 45678897 step by step
79256815 × 45678897 = 45678897 × (79256815)
+ 45678897 × 5 that equals 228394485
+ 45678897 × 10 which equals 456788970
+ 45678897 × 800 producing 36543117600
+ 45678897 × 6000 resulting in 274073382000
+ 45678897 × 50000 resulting in 2283944850000
+ 45678897 × 200000 giving us 9135779400000
+ 45678897 × 9000000 yielding 411110073000000
+ 45678897 × 70000000 that equals 3197522790000000

= 3620363888933055
