Finding the Fourth Proportional to 10,571.85, 14,589.15 and 5,856.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,571.85 : 14,589.15 = 5,856.15 : x
2. Step 2: Convert to fraction form
   10,571.85/14,589.15 = 5,856.15/x
3. Step 3: Cross multiply
   10,571.85x = 14,589.15 × 5,856.15
4. Step 4: Simplify right side
   10,571.85x = 85,436,250.77
5. Step 5: Solve for x
   x = 85,436,250.77/10,571.85
6. Step 6: Final answer
   x = 8,081.49