Finding the Fourth Proportional to 166,062.57, 229,167.24 and 90,612.69

Step by Step Solution

1. Step 1: Write the proportion equation
   166,062.57 : 229,167.24 = 90,612.69 : x
2. Step 2: Convert to fraction form
   166,062.57/229,167.24 = 90,612.69/x
3. Step 3: Cross multiply
   166,062.57x = 229,167.24 × 90,612.69
4. Step 4: Simplify right side
   166,062.57x = 20,765,458,477.38
5. Step 5: Solve for x
   x = 20,765,458,477.38/166,062.57
6. Step 6: Final answer
   x = 125,045.99