Final answer:
To find Mohan's total earnings over four years, the earnings from each year ($56,893, $134,567, $7,896,543, and $328,976) are summed to a total of $8,416,979.
Step-by-step explanation:
To calculate how much Mohan earned in 4 years, we need to sum up his annual earnings for each year. Mohan's earnings for the four years are as follows:
- Year 1: $56,893
- Year 2: $134,567
- Year 3: $7,896,543
- Year 4: $328,976
Add these amounts together to get Mohan's total earnings over the four years:
$56,893 + $134,567 + $7,896,543 + $328,976 = $8,416,979.
Therefore, Mohan earned a total of $8,416,979 over four years.