Finding the Fourth Proportional to 404,105.46, 606,394.50 and 224,342.25

Step by Step Solution

1. Step 1: Write the proportion equation
   404,105.46 : 606,394.50 = 224,342.25 : x
2. Step 2: Convert to fraction form
   404,105.46/606,394.50 = 224,342.25/x
3. Step 3: Cross multiply
   404,105.46x = 606,394.50 × 224,342.25
4. Step 4: Simplify right side
   404,105.46x = 136,039,906,517.63
5. Step 5: Solve for x
   x = 136,039,906,517.63/404,105.46
6. Step 6: Final answer
   x = 336,644.56