Alright, let's work through 2305 times 3123 step by step
2305 × 3123 = 3123 × (2305)
+ 3123 × 5 resulting in 15615
+ 3123 × 00 resulting in 0
+ 3123 × 300 which equals 936900
+ 3123 × 2000 yielding 6246000

= 7198515
