Finding the Fourth Proportional to 8,665,281.71, 12,998,070.20 and 3,276,469.97

Step by Step Solution

1. Step 1: Write the proportion equation
   8,665,281.71 : 12,998,070.20 = 3,276,469.97 : x
2. Step 2: Convert to fraction form
   8,665,281.71/12,998,070.20 = 3,276,469.97/x
3. Step 3: Cross multiply
   8,665,281.71x = 12,998,070.20 × 3,276,469.97
4. Step 4: Simplify right side
   8,665,281.71x = 42,587,786,678,251.89
5. Step 5: Solve for x
   x = 42,587,786,678,251.89/8,665,281.71
6. Step 6: Final answer
   x = 4,914,760.78