Finding the Fourth Proportional to 9,698.72, 14,550.92 and 3,124.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,698.72 : 14,550.92 = 3,124.76 : x
2. Step 2: Convert to fraction form
   9,698.72/14,550.92 = 3,124.76/x
3. Step 3: Cross multiply
   9,698.72x = 14,550.92 × 3,124.76
4. Step 4: Simplify right side
   9,698.72x = 45,468,132.78
5. Step 5: Solve for x
   x = 45,468,132.78/9,698.72
6. Step 6: Final answer
   x = 4,688.05