Finding the Fourth Proportional to 10,793.31, 14,898.70 and 8,147.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,793.31 : 14,898.70 = 8,147.04 : x
2. Step 2: Convert to fraction form
   10,793.31/14,898.70 = 8,147.04/x
3. Step 3: Cross multiply
   10,793.31x = 14,898.70 × 8,147.04
4. Step 4: Simplify right side
   10,793.31x = 121,380,304.85
5. Step 5: Solve for x
   x = 121,380,304.85/10,793.31
6. Step 6: Final answer
   x = 11,245.88