Finding the Fourth Proportional to 597,081.81, 823,964.72 and 338,956.50

Step by Step Solution

1. Step 1: Write the proportion equation
   597,081.81 : 823,964.72 = 338,956.50 : x
2. Step 2: Convert to fraction form
   597,081.81/823,964.72 = 338,956.50/x
3. Step 3: Cross multiply
   597,081.81x = 823,964.72 × 338,956.50
4. Step 4: Simplify right side
   597,081.81x = 279,288,195,919.90
5. Step 5: Solve for x
   x = 279,288,195,919.90/597,081.81
6. Step 6: Final answer
   x = 467,755.32