Finding the Fourth Proportional to 8,154.62, 12,231.56 and 3,472.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,154.62 : 12,231.56 = 3,472.37 : x
2. Step 2: Convert to fraction form
   8,154.62/12,231.56 = 3,472.37/x
3. Step 3: Cross multiply
   8,154.62x = 12,231.56 × 3,472.37
4. Step 4: Simplify right side
   8,154.62x = 42,472,475.86
5. Step 5: Solve for x
   x = 42,472,475.86/8,154.62
6. Step 6: Final answer
   x = 5,208.39