Finding the Fourth Proportional to 11,866.37, 17,785.31 and 5,532.71

Step by Step Solution

1. Step 1: Write the proportion equation
   11,866.37 : 17,785.31 = 5,532.71 : x
2. Step 2: Convert to fraction form
   11,866.37/17,785.31 = 5,532.71/x
3. Step 3: Cross multiply
   11,866.37x = 17,785.31 × 5,532.71
4. Step 4: Simplify right side
   11,866.37x = 98,400,845.90
5. Step 5: Solve for x
   x = 98,400,845.90/11,866.37
6. Step 6: Final answer
   x = 8,292.42