Finding the Fourth Proportional to 8,957.75, 12,357.85 and 5,594.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,957.75 : 12,357.85 = 5,594.72 : x
2. Step 2: Convert to fraction form
   8,957.75/12,357.85 = 5,594.72/x
3. Step 3: Cross multiply
   8,957.75x = 12,357.85 × 5,594.72
4. Step 4: Simplify right side
   8,957.75x = 69,138,710.55
5. Step 5: Solve for x
   x = 69,138,710.55/8,957.75
6. Step 6: Final answer
   x = 7,718.31