Finding the Fourth Proportional to 11,084.33, 16,617.13 and 5,158.16

Step by Step Solution

1. Step 1: Write the proportion equation
   11,084.33 : 16,617.13 = 5,158.16 : x
2. Step 2: Convert to fraction form
   11,084.33/16,617.13 = 5,158.16/x
3. Step 3: Cross multiply
   11,084.33x = 16,617.13 × 5,158.16
4. Step 4: Simplify right side
   11,084.33x = 85,713,719.30
5. Step 5: Solve for x
   x = 85,713,719.30/11,084.33
6. Step 6: Final answer
   x = 7,732.88