Finding the Fourth Proportional to 166,851.72, 250,195.86 and 82,514.16

Step by Step Solution

1. Step 1: Write the proportion equation
   166,851.72 : 250,195.86 = 82,514.16 : x
2. Step 2: Convert to fraction form
   166,851.72/250,195.86 = 82,514.16/x
3. Step 3: Cross multiply
   166,851.72x = 250,195.86 × 82,514.16
4. Step 4: Simplify right side
   166,851.72x = 20,644,701,223.38
5. Step 5: Solve for x
   x = 20,644,701,223.38/166,851.72
6. Step 6: Final answer
   x = 123,730.83