Finding the Fourth Proportional to 9,456.32, 14,176.24 and 3,906.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,456.32 : 14,176.24 = 3,906.20 : x
2. Step 2: Convert to fraction form
   9,456.32/14,176.24 = 3,906.20/x
3. Step 3: Cross multiply
   9,456.32x = 14,176.24 × 3,906.20
4. Step 4: Simplify right side
   9,456.32x = 55,375,228.69
5. Step 5: Solve for x
   x = 55,375,228.69/9,456.32
6. Step 6: Final answer
   x = 5,855.90