Finding the Fourth Proportional to 404,833.98, 606,478.23 and 226,802.46

Step by Step Solution

1. Step 1: Write the proportion equation
   404,833.98 : 606,478.23 = 226,802.46 : x
2. Step 2: Convert to fraction form
   404,833.98/606,478.23 = 226,802.46/x
3. Step 3: Cross multiply
   404,833.98x = 606,478.23 × 226,802.46
4. Step 4: Simplify right side
   404,833.98x = 137,550,754,500.45
5. Step 5: Solve for x
   x = 137,550,754,500.45/404,833.98
6. Step 6: Final answer
   x = 339,770.77