Finding the Fourth Proportional to 10,729.20, 16,083.72 and 5,533.68

Step by Step Solution

1. Step 1: Write the proportion equation
   10,729.20 : 16,083.72 = 5,533.68 : x
2. Step 2: Convert to fraction form
   10,729.20/16,083.72 = 5,533.68/x
3. Step 3: Cross multiply
   10,729.20x = 16,083.72 × 5,533.68
4. Step 4: Simplify right side
   10,729.20x = 89,002,159.69
5. Step 5: Solve for x
   x = 89,002,159.69/10,729.20
6. Step 6: Final answer
   x = 8,295.32