Finding the Fourth Proportional to 22,713.91, 34,071.17 and 7,131.54

Step by Step Solution

1. Step 1: Write the proportion equation
   22,713.91 : 34,071.17 = 7,131.54 : x
2. Step 2: Convert to fraction form
   22,713.91/34,071.17 = 7,131.54/x
3. Step 3: Cross multiply
   22,713.91x = 34,071.17 × 7,131.54
4. Step 4: Simplify right side
   22,713.91x = 242,979,705.69
5. Step 5: Solve for x
   x = 242,979,705.69/22,713.91
6. Step 6: Final answer
   x = 10,697.40