Finding the Fourth Proportional to 2,071,501.40, 3,105,984.90 and 807,872.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,071,501.40 : 3,105,984.90 = 807,872.60 : x
2. Step 2: Convert to fraction form
   2,071,501.40/3,105,984.90 = 807,872.60/x
3. Step 3: Cross multiply
   2,071,501.40x = 3,105,984.90 × 807,872.60
4. Step 4: Simplify right side
   2,071,501.40x = 2,509,240,096,723.74
5. Step 5: Solve for x
   x = 2,509,240,096,723.74/2,071,501.40
6. Step 6: Final answer
   x = 1,211,314.70