Finding the Fourth Proportional to 404,104.26, 606,134.42 and 123,621.52

Step by Step Solution

1. Step 1: Write the proportion equation
   404,104.26 : 606,134.42 = 123,621.52 : x
2. Step 2: Convert to fraction form
   404,104.26/606,134.42 = 123,621.52/x
3. Step 3: Cross multiply
   404,104.26x = 606,134.42 × 123,621.52
4. Step 4: Simplify right side
   404,104.26x = 74,931,258,324.72
5. Step 5: Solve for x
   x = 74,931,258,324.72/404,104.26
6. Step 6: Final answer
   x = 185,425.56