Finding the Fourth Proportional to 10,572.48, 14,590.24 and 5,857.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,572.48 : 14,590.24 = 5,857.12 : x
2. Step 2: Convert to fraction form
   10,572.48/14,590.24 = 5,857.12/x
3. Step 3: Cross multiply
   10,572.48x = 14,590.24 × 5,857.12
4. Step 4: Simplify right side
   10,572.48x = 85,456,786.51
5. Step 5: Solve for x
   x = 85,456,786.51/10,572.48
6. Step 6: Final answer
   x = 8,082.95