Finding the Fourth Proportional to 10,207.08, 14,086.17 and 5,731.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,207.08 : 14,086.17 = 5,731.56 : x
2. Step 2: Convert to fraction form
   10,207.08/14,086.17 = 5,731.56/x
3. Step 3: Cross multiply
   10,207.08x = 14,086.17 × 5,731.56
4. Step 4: Simplify right side
   10,207.08x = 80,735,728.53
5. Step 5: Solve for x
   x = 80,735,728.53/10,207.08
6. Step 6: Final answer
   x = 7,909.78