Finding the Fourth Proportional to 10,572.77, 14,590.37 and 5,857.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,572.77 : 14,590.37 = 5,857.01 : x
2. Step 2: Convert to fraction form
   10,572.77/14,590.37 = 5,857.01/x
3. Step 3: Cross multiply
   10,572.77x = 14,590.37 × 5,857.01
4. Step 4: Simplify right side
   10,572.77x = 85,455,913.71
5. Step 5: Solve for x
   x = 85,455,913.71/10,572.77
6. Step 6: Final answer
   x = 8,082.64