Finding the Fourth Proportional to 404,243.98, 606,786.52 and 297,748.18

Step by Step Solution

1. Step 1: Write the proportion equation
   404,243.98 : 606,786.52 = 297,748.18 : x
2. Step 2: Convert to fraction form
   404,243.98/606,786.52 = 297,748.18/x
3. Step 3: Cross multiply
   404,243.98x = 606,786.52 × 297,748.18
4. Step 4: Simplify right side
   404,243.98x = 180,669,581,978.53
5. Step 5: Solve for x
   x = 180,669,581,978.53/404,243.98
6. Step 6: Final answer
   x = 446,932.03