Finding the Fourth Proportional to 404,436.48, 606,632.76 and 123,954.48

Step by Step Solution

1. Step 1: Write the proportion equation
   404,436.48 : 606,632.76 = 123,954.48 : x
2. Step 2: Convert to fraction form
   404,436.48/606,632.76 = 123,954.48/x
3. Step 3: Cross multiply
   404,436.48x = 606,632.76 × 123,954.48
4. Step 4: Simplify right side
   404,436.48x = 75,194,848,316.76
5. Step 5: Solve for x
   x = 75,194,848,316.76/404,436.48
6. Step 6: Final answer
   x = 185,924.99