Finding the Fourth Proportional to 10,254.27, 14,149.17 and 5,715.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,254.27 : 14,149.17 = 5,715.96 : x
2. Step 2: Convert to fraction form
   10,254.27/14,149.17 = 5,715.96/x
3. Step 3: Cross multiply
   10,254.27x = 14,149.17 × 5,715.96
4. Step 4: Simplify right side
   10,254.27x = 80,876,089.75
5. Step 5: Solve for x
   x = 80,876,089.75/10,254.27
6. Step 6: Final answer
   x = 7,887.06