Finding the Fourth Proportional to 11,086.38, 16,617.42 and 5,467.86

Step by Step Solution

1. Step 1: Write the proportion equation
   11,086.38 : 16,617.42 = 5,467.86 : x
2. Step 2: Convert to fraction form
   11,086.38/16,617.42 = 5,467.86/x
3. Step 3: Cross multiply
   11,086.38x = 16,617.42 × 5,467.86
4. Step 4: Simplify right side
   11,086.38x = 90,861,726.12
5. Step 5: Solve for x
   x = 90,861,726.12/11,086.38
6. Step 6: Final answer
   x = 8,195.80