Finding the Fourth Proportional to 166,076.92, 229,185.61 and 90,625.42

Step by Step Solution

1. Step 1: Write the proportion equation
   166,076.92 : 229,185.61 = 90,625.42 : x
2. Step 2: Convert to fraction form
   166,076.92/229,185.61 = 90,625.42/x
3. Step 3: Cross multiply
   166,076.92x = 229,185.61 × 90,625.42
4. Step 4: Simplify right side
   166,076.92x = 20,770,042,164.21
5. Step 5: Solve for x
   x = 20,770,042,164.21/166,076.92
6. Step 6: Final answer
   x = 125,062.79