Finding the Third Proportional to 298,932 and 444,139.50

Step by Step Solution

1. Step 1: Write the proportion equation
   298,932 : 444,139.50 = 444,139.50 : x
2. Step 2: Convert to fraction form
   298,932/444,139.50 = 444,139.50/x
3. Step 3: Cross multiply
   298,932x = 444,139.50 × 444,139.50
4. Step 4: Simplify right side
   298,932x = 197,259,895,460.25
5. Step 5: Solve for x
   x = 197,259,895,460.25/298,932
6. Step 6: Final answer
   x = 659,882.17