Finding the Fourth Proportional to 8,732.06, 12,047.54 and 5,329.80

Step by Step Solution

1. Step 1: Write the proportion equation
   8,732.06 : 12,047.54 = 5,329.80 : x
2. Step 2: Convert to fraction form
   8,732.06/12,047.54 = 5,329.80/x
3. Step 3: Cross multiply
   8,732.06x = 12,047.54 × 5,329.80
4. Step 4: Simplify right side
   8,732.06x = 64,210,978.69
5. Step 5: Solve for x
   x = 64,210,978.69/8,732.06
6. Step 6: Final answer
   x = 7,353.47