Finding the Fourth Proportional to 16,981.42, 25,470.62 and 5,887.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,981.42 : 25,470.62 = 5,887.86 : x
2. Step 2: Convert to fraction form
   16,981.42/25,470.62 = 5,887.86/x
3. Step 3: Cross multiply
   16,981.42x = 25,470.62 × 5,887.86
4. Step 4: Simplify right side
   16,981.42x = 149,967,444.67
5. Step 5: Solve for x
   x = 149,967,444.67/16,981.42
6. Step 6: Final answer
   x = 8,831.27