Finding the Fourth Proportional to 404,067.38, 606,332.18 and 204,404.00

Step by Step Solution

1. Step 1: Write the proportion equation
   404,067.38 : 606,332.18 = 204,404.00 : x
2. Step 2: Convert to fraction form
   404,067.38/606,332.18 = 204,404.00/x
3. Step 3: Cross multiply
   404,067.38x = 606,332.18 × 204,404.00
4. Step 4: Simplify right side
   404,067.38x = 123,936,720,400.07
5. Step 5: Solve for x
   x = 123,936,720,400.07/404,067.38
6. Step 6: Final answer
   x = 306,722.91