Finding the Fourth Proportional to 22,713.32, 34,071.42 and 7,131.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,713.32 : 34,071.42 = 7,131.56 : x
2. Step 2: Convert to fraction form
   22,713.32/34,071.42 = 7,131.56/x
3. Step 3: Cross multiply
   22,713.32x = 34,071.42 × 7,131.56
4. Step 4: Simplify right side
   22,713.32x = 242,982,376.02
5. Step 5: Solve for x
   x = 242,982,376.02/22,713.32
6. Step 6: Final answer
   x = 10,697.79