Finding the Fourth Proportional to 404,042, 606,150.50 and 154,724

Step by Step Solution

1. Step 1: Write the proportion equation
   404,042 : 606,150.50 = 154,724 : x
2. Step 2: Convert to fraction form
   404,042/606,150.50 = 154,724/x
3. Step 3: Cross multiply
   404,042x = 606,150.50 × 154,724
4. Step 4: Simplify right side
   404,042x = 93,786,029,962
5. Step 5: Solve for x
   x = 93,786,029,962/404,042
6. Step 6: Final answer
   x = 232,119.51