Finding the Fourth Proportional to 8,913.52, 12,300.62 and 4,825.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,913.52 : 12,300.62 = 4,825.31 : x
2. Step 2: Convert to fraction form
   8,913.52/12,300.62 = 4,825.31/x
3. Step 3: Cross multiply
   8,913.52x = 12,300.62 × 4,825.31
4. Step 4: Simplify right side
   8,913.52x = 59,354,304.69
5. Step 5: Solve for x
   x = 59,354,304.69/8,913.52
6. Step 6: Final answer
   x = 6,658.91