Finding the Fourth Proportional to 10,572.98, 14,589.18 and 5,857.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,572.98 : 14,589.18 = 5,857.25 : x
2. Step 2: Convert to fraction form
   10,572.98/14,589.18 = 5,857.25/x
3. Step 3: Cross multiply
   10,572.98x = 14,589.18 × 5,857.25
4. Step 4: Simplify right side
   10,572.98x = 85,452,401.61
5. Step 5: Solve for x
   x = 85,452,401.61/10,572.98
6. Step 6: Final answer
   x = 8,082.15