Finding the Fourth Proportional to 404,384.67, 606,555.13 and 123,902.73

Step by Step Solution

1. Step 1: Write the proportion equation
   404,384.67 : 606,555.13 = 123,902.73 : x
2. Step 2: Convert to fraction form
   404,384.67/606,555.13 = 123,902.73/x
3. Step 3: Cross multiply
   404,384.67x = 606,555.13 × 123,902.73
4. Step 4: Simplify right side
   404,384.67x = 75,153,836,502.50
5. Step 5: Solve for x
   x = 75,153,836,502.50/404,384.67
6. Step 6: Final answer
   x = 185,847.39