Finding the Fourth Proportional to 8,084.88, 12,123.24 and 3,150.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,084.88 : 12,123.24 = 3,150.72 : x
2. Step 2: Convert to fraction form
   8,084.88/12,123.24 = 3,150.72/x
3. Step 3: Cross multiply
   8,084.88x = 12,123.24 × 3,150.72
4. Step 4: Simplify right side
   8,084.88x = 38,196,934.73
5. Step 5: Solve for x
   x = 38,196,934.73/8,084.88
6. Step 6: Final answer
   x = 4,724.49