Finding the Third Proportional to 181,530 and 394,103.25

Step by Step Solution

1. Step 1: Write the proportion equation
   181,530 : 394,103.25 = 394,103.25 : x
2. Step 2: Convert to fraction form
   181,530/394,103.25 = 394,103.25/x
3. Step 3: Cross multiply
   181,530x = 394,103.25 × 394,103.25
4. Step 4: Simplify right side
   181,530x = 155,317,371,660.56
5. Step 5: Solve for x
   x = 155,317,371,660.56/181,530
6. Step 6: Final answer
   x = 855,601.67