Finding the Fourth Proportional to 8,731.46, 12,053.54 and 5,589.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,731.46 : 12,053.54 = 5,589.48 : x
2. Step 2: Convert to fraction form
   8,731.46/12,053.54 = 5,589.48/x
3. Step 3: Cross multiply
   8,731.46x = 12,053.54 × 5,589.48
4. Step 4: Simplify right side
   8,731.46x = 67,373,020.76
5. Step 5: Solve for x
   x = 67,373,020.76/8,731.46
6. Step 6: Final answer
   x = 7,716.12