Finding the Fourth Proportional to 10,572.43, 14,590.43 and 5,856.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,572.43 : 14,590.43 = 5,856.71 : x
2. Step 2: Convert to fraction form
   10,572.43/14,590.43 = 5,856.71/x
3. Step 3: Cross multiply
   10,572.43x = 14,590.43 × 5,856.71
4. Step 4: Simplify right side
   10,572.43x = 85,451,815.05
5. Step 5: Solve for x
   x = 85,451,815.05/10,572.43
6. Step 6: Final answer
   x = 8,082.52