Finding the Fourth Proportional to 14,962.31, 20,648.28 and 8,248.42

Step by Step Solution

1. Step 1: Write the proportion equation
   14,962.31 : 20,648.28 = 8,248.42 : x
2. Step 2: Convert to fraction form
   14,962.31/20,648.28 = 8,248.42/x
3. Step 3: Cross multiply
   14,962.31x = 20,648.28 × 8,248.42
4. Step 4: Simplify right side
   14,962.31x = 170,315,685.72
5. Step 5: Solve for x
   x = 170,315,685.72/14,962.31
6. Step 6: Final answer
   x = 11,382.98