Alright, let's work through 1230 times 2978 step by step
1230 × 2978 = 2978 × (1230)
+ 2978 × 0 resulting in 0
+ 2978 × 30 which equals 89340
+ 2978 × 200 giving us 595600
+ 2978 × 1000 which equals 2978000

= 3662940
