Finding the Fourth Proportional to 10,572.74, 14,590.83 and 5,857.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,572.74 : 14,590.83 = 5,857.02 : x
2. Step 2: Convert to fraction form
   10,572.74/14,590.83 = 5,857.02/x
3. Step 3: Cross multiply
   10,572.74x = 14,590.83 × 5,857.02
4. Step 4: Simplify right side
   10,572.74x = 85,458,783.13
5. Step 5: Solve for x
   x = 85,458,783.13/10,572.74
6. Step 6: Final answer
   x = 8,082.94