Finding the Fourth Proportional to 313,002.83, 431,953.69 and 177,034.12

Step by Step Solution

1. Step 1: Write the proportion equation
   313,002.83 : 431,953.69 = 177,034.12 : x
2. Step 2: Convert to fraction form
   313,002.83/431,953.69 = 177,034.12/x
3. Step 3: Cross multiply
   313,002.83x = 431,953.69 × 177,034.12
4. Step 4: Simplify right side
   313,002.83x = 76,470,540,308.90
5. Step 5: Solve for x
   x = 76,470,540,308.90/313,002.83
6. Step 6: Final answer
   x = 244,312.61