Finding the Fourth Proportional to 404,435.48, 606,631.26 and 123,953.48

Step by Step Solution

1. Step 1: Write the proportion equation
   404,435.48 : 606,631.26 = 123,953.48 : x
2. Step 2: Convert to fraction form
   404,435.48/606,631.26 = 123,953.48/x
3. Step 3: Cross multiply
   404,435.48x = 606,631.26 × 123,953.48
4. Step 4: Simplify right side
   404,435.48x = 75,194,055,753.78
5. Step 5: Solve for x
   x = 75,194,055,753.78/404,435.48
6. Step 6: Final answer
   x = 185,923.49