Finding the Fourth Proportional to 11,042.69, 16,522.02 and 7,470.57

Step by Step Solution

1. Step 1: Write the proportion equation
   11,042.69 : 16,522.02 = 7,470.57 : x
2. Step 2: Convert to fraction form
   11,042.69/16,522.02 = 7,470.57/x
3. Step 3: Cross multiply
   11,042.69x = 16,522.02 × 7,470.57
4. Step 4: Simplify right side
   11,042.69x = 123,428,869.60
5. Step 5: Solve for x
   x = 123,428,869.60/11,042.69
6. Step 6: Final answer
   x = 11,177.43