Finding the Fourth Proportional to 14,650.72, 20,217.88 and 7,936.18

Step by Step Solution

1. Step 1: Write the proportion equation
   14,650.72 : 20,217.88 = 7,936.18 : x
2. Step 2: Convert to fraction form
   14,650.72/20,217.88 = 7,936.18/x
3. Step 3: Cross multiply
   14,650.72x = 20,217.88 × 7,936.18
4. Step 4: Simplify right side
   14,650.72x = 160,452,734.90
5. Step 5: Solve for x
   x = 160,452,734.90/14,650.72
6. Step 6: Final answer
   x = 10,951.87