Finding the Fourth Proportional to 404,103.24, 606,132.87 and 123,620.49

Step by Step Solution

1. Step 1: Write the proportion equation
   404,103.24 : 606,132.87 = 123,620.49 : x
2. Step 2: Convert to fraction form
   404,103.24/606,132.87 = 123,620.49/x
3. Step 3: Cross multiply
   404,103.24x = 606,132.87 × 123,620.49
4. Step 4: Simplify right side
   404,103.24x = 74,930,442,394.51
5. Step 5: Solve for x
   x = 74,930,442,394.51/404,103.24
6. Step 6: Final answer
   x = 185,424.01