Finding the Fourth Proportional to 25,532.72, 38,312.18 and 10,550.96

Step by Step Solution

1. Step 1: Write the proportion equation
   25,532.72 : 38,312.18 = 10,550.96 : x
2. Step 2: Convert to fraction form
   25,532.72/38,312.18 = 10,550.96/x
3. Step 3: Cross multiply
   25,532.72x = 38,312.18 × 10,550.96
4. Step 4: Simplify right side
   25,532.72x = 404,230,278.69
5. Step 5: Solve for x
   x = 404,230,278.69/25,532.72
6. Step 6: Final answer
   x = 15,831.85