Finding the Fourth Proportional to 404,923.50, 558,794.48 and 235,168.56

Step by Step Solution

1. Step 1: Write the proportion equation
   404,923.50 : 558,794.48 = 235,168.56 : x
2. Step 2: Convert to fraction form
   404,923.50/558,794.48 = 235,168.56/x
3. Step 3: Cross multiply
   404,923.50x = 558,794.48 × 235,168.56
4. Step 4: Simplify right side
   404,923.50x = 131,410,892,021.71
5. Step 5: Solve for x
   x = 131,410,892,021.71/404,923.50
6. Step 6: Final answer
   x = 324,532.64