Finding the Third Proportional to 298,939.50 and 444,150

Step by Step Solution

1. Step 1: Write the proportion equation
   298,939.50 : 444,150 = 444,150 : x
2. Step 2: Convert to fraction form
   298,939.50/444,150 = 444,150/x
3. Step 3: Cross multiply
   298,939.50x = 444,150 × 444,150
4. Step 4: Simplify right side
   298,939.50x = 197,269,222,500
5. Step 5: Solve for x
   x = 197,269,222,500/298,939.50
6. Step 6: Final answer
   x = 659,896.81