Finding the Third Proportional to 181,399.50 and 395,057.25

Step by Step Solution

1. Step 1: Write the proportion equation
   181,399.50 : 395,057.25 = 395,057.25 : x
2. Step 2: Convert to fraction form
   181,399.50/395,057.25 = 395,057.25/x
3. Step 3: Cross multiply
   181,399.50x = 395,057.25 × 395,057.25
4. Step 4: Simplify right side
   181,399.50x = 156,070,230,777.56
5. Step 5: Solve for x
   x = 156,070,230,777.56/181,399.50
6. Step 6: Final answer
   x = 860,367.48