Finding the Fourth Proportional to 11,790.71, 17,693.59 and 5,550.47

Step by Step Solution

1. Step 1: Write the proportion equation
   11,790.71 : 17,693.59 = 5,550.47 : x
2. Step 2: Convert to fraction form
   11,790.71/17,693.59 = 5,550.47/x
3. Step 3: Cross multiply
   11,790.71x = 17,693.59 × 5,550.47
4. Step 4: Simplify right side
   11,790.71x = 98,207,814.43
5. Step 5: Solve for x
   x = 98,207,814.43/11,790.71
6. Step 6: Final answer
   x = 8,329.25