Finding the Fourth Proportional to 11,168.58, 16,727.36 and 5,329.29

Step by Step Solution

1. Step 1: Write the proportion equation
   11,168.58 : 16,727.36 = 5,329.29 : x
2. Step 2: Convert to fraction form
   11,168.58/16,727.36 = 5,329.29/x
3. Step 3: Cross multiply
   11,168.58x = 16,727.36 × 5,329.29
4. Step 4: Simplify right side
   11,168.58x = 89,145,018.43
5. Step 5: Solve for x
   x = 89,145,018.43/11,168.58
6. Step 6: Final answer
   x = 7,981.77