Finding the Fourth Proportional to 10,711.30, 14,761.56 and 7,722.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,711.30 : 14,761.56 = 7,722.04 : x
2. Step 2: Convert to fraction form
   10,711.30/14,761.56 = 7,722.04/x
3. Step 3: Cross multiply
   10,711.30x = 14,761.56 × 7,722.04
4. Step 4: Simplify right side
   10,711.30x = 113,989,356.78
5. Step 5: Solve for x
   x = 113,989,356.78/10,711.30
6. Step 6: Final answer
   x = 10,641.97