Finding the Third Proportional to 296,499 and 443,934

Step by Step Solution

1. Step 1: Write the proportion equation
   296,499 : 443,934 = 443,934 : x
2. Step 2: Convert to fraction form
   296,499/443,934 = 443,934/x
3. Step 3: Cross multiply
   296,499x = 443,934 × 443,934
4. Step 4: Simplify right side
   296,499x = 197,077,396,356
5. Step 5: Solve for x
   x = 197,077,396,356/296,499
6. Step 6: Final answer
   x = 664,681.49