Finding the Third Proportional to 181,273.50 and 388,782

Step by Step Solution

1. Step 1: Write the proportion equation
   181,273.50 : 388,782 = 388,782 : x
2. Step 2: Convert to fraction form
   181,273.50/388,782 = 388,782/x
3. Step 3: Cross multiply
   181,273.50x = 388,782 × 388,782
4. Step 4: Simplify right side
   181,273.50x = 151,151,443,524
5. Step 5: Solve for x
   x = 151,151,443,524/181,273.50
6. Step 6: Final answer
   x = 833,830.89