Finding the Fourth Proportional to 22,711.71, 34,057.83 and 7,916.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,711.71 : 34,057.83 = 7,916.25 : x
2. Step 2: Convert to fraction form
   22,711.71/34,057.83 = 7,916.25/x
3. Step 3: Cross multiply
   22,711.71x = 34,057.83 × 7,916.25
4. Step 4: Simplify right side
   22,711.71x = 269,610,296.74
5. Step 5: Solve for x
   x = 269,610,296.74/22,711.71
6. Step 6: Final answer
   x = 11,870.98