Finding the Fourth Proportional to 11,572.34, 17,359.31 and 5,727.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,572.34 : 17,359.31 = 5,727.38 : x
2. Step 2: Convert to fraction form
   11,572.34/17,359.31 = 5,727.38/x
3. Step 3: Cross multiply
   11,572.34x = 17,359.31 × 5,727.38
4. Step 4: Simplify right side
   11,572.34x = 99,423,292.43
5. Step 5: Solve for x
   x = 99,423,292.43/11,572.34
6. Step 6: Final answer
   x = 8,591.46