Finding the Fourth Proportional to 423,706.50, 584,766.81 and 244,858.50

Step by Step Solution

1. Step 1: Write the proportion equation
   423,706.50 : 584,766.81 = 244,858.50 : x
2. Step 2: Convert to fraction form
   423,706.50/584,766.81 = 244,858.50/x
3. Step 3: Cross multiply
   423,706.50x = 584,766.81 × 244,858.50
4. Step 4: Simplify right side
   423,706.50x = 143,185,123,946.39
5. Step 5: Solve for x
   x = 143,185,123,946.39/423,706.50
6. Step 6: Final answer
   x = 337,934.69