Finding the Fourth Proportional to 441,909, 609,834.42 and 240,705

Step by Step Solution

1. Step 1: Write the proportion equation
   441,909 : 609,834.42 = 240,705 : x
2. Step 2: Convert to fraction form
   441,909/609,834.42 = 240,705/x
3. Step 3: Cross multiply
   441,909x = 609,834.42 × 240,705
4. Step 4: Simplify right side
   441,909x = 146,790,194,066.10
5. Step 5: Solve for x
   x = 146,790,194,066.10/441,909
6. Step 6: Final answer
   x = 332,172.90