Finding the Fourth Proportional to 300,493.50, 414,694.71 and 166,357.50

Step by Step Solution

1. Step 1: Write the proportion equation
   300,493.50 : 414,694.71 = 166,357.50 : x
2. Step 2: Convert to fraction form
   300,493.50/414,694.71 = 166,357.50/x
3. Step 3: Cross multiply
   300,493.50x = 414,694.71 × 166,357.50
4. Step 4: Simplify right side
   300,493.50x = 68,987,575,218.83
5. Step 5: Solve for x
   x = 68,987,575,218.83/300,493.50
6. Step 6: Final answer
   x = 229,580.92