Finding the Fourth Proportional to 9,658.32, 14,478.72 and 3,500.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,658.32 : 14,478.72 = 3,500.88 : x
2. Step 2: Convert to fraction form
   9,658.32/14,478.72 = 3,500.88/x
3. Step 3: Cross multiply
   9,658.32x = 14,478.72 × 3,500.88
4. Step 4: Simplify right side
   9,658.32x = 50,688,261.27
5. Step 5: Solve for x
   x = 50,688,261.27/9,658.32
6. Step 6: Final answer
   x = 5,248.14