Finding the Fourth Proportional to 11,040.52, 16,553.28 and 5,617.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,040.52 : 16,553.28 = 5,617.56 : x
2. Step 2: Convert to fraction form
   11,040.52/16,553.28 = 5,617.56/x
3. Step 3: Cross multiply
   11,040.52x = 16,553.28 × 5,617.56
4. Step 4: Simplify right side
   11,040.52x = 92,988,932.74
5. Step 5: Solve for x
   x = 92,988,932.74/11,040.52
6. Step 6: Final answer
   x = 8,422.52