Finding the Fourth Proportional to 339,008.63, 467,831.97 and 188,105.63

Step by Step Solution

1. Step 1: Write the proportion equation
   339,008.63 : 467,831.97 = 188,105.63 : x
2. Step 2: Convert to fraction form
   339,008.63/467,831.97 = 188,105.63/x
3. Step 3: Cross multiply
   339,008.63x = 467,831.97 × 188,105.63
4. Step 4: Simplify right side
   339,008.63x = 88,001,825,111.83
5. Step 5: Solve for x
   x = 88,001,825,111.83/339,008.63
6. Step 6: Final answer
   x = 259,585.80