Finding the Fourth Proportional to 25,590.18, 38,388.96 and 8,061.42

Step by Step Solution

1. Step 1: Write the proportion equation
   25,590.18 : 38,388.96 = 8,061.42 : x
2. Step 2: Convert to fraction form
   25,590.18/38,388.96 = 8,061.42/x
3. Step 3: Cross multiply
   25,590.18x = 38,388.96 × 8,061.42
4. Step 4: Simplify right side
   25,590.18x = 309,469,529.92
5. Step 5: Solve for x
   x = 309,469,529.92/25,590.18
6. Step 6: Final answer
   x = 12,093.29