Finding the Fourth Proportional to 8,672.55, 12,984.55 and 5,544.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,672.55 : 12,984.55 = 5,544.69 : x
2. Step 2: Convert to fraction form
   8,672.55/12,984.55 = 5,544.69/x
3. Step 3: Cross multiply
   8,672.55x = 12,984.55 × 5,544.69
4. Step 4: Simplify right side
   8,672.55x = 71,995,304.54
5. Step 5: Solve for x
   x = 71,995,304.54/8,672.55
6. Step 6: Final answer
   x = 8,301.52