Finding the Fourth Proportional to 11,132.91, 16,701.18 and 5,287.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,132.91 : 16,701.18 = 5,287.54 : x
2. Step 2: Convert to fraction form
   11,132.91/16,701.18 = 5,287.54/x
3. Step 3: Cross multiply
   11,132.91x = 16,701.18 × 5,287.54
4. Step 4: Simplify right side
   11,132.91x = 88,308,157.30
5. Step 5: Solve for x
   x = 88,308,157.30/11,132.91
6. Step 6: Final answer
   x = 7,932.18