Finding the Third Proportional to 206,942 and 443,398

Step by Step Solution

1. Step 1: Write the proportion equation
   206,942 : 443,398 = 443,398 : x
2. Step 2: Convert to fraction form
   206,942/443,398 = 443,398/x
3. Step 3: Cross multiply
   206,942x = 443,398 × 443,398
4. Step 4: Simplify right side
   206,942x = 196,601,786,404
5. Step 5: Solve for x
   x = 196,601,786,404/206,942
6. Step 6: Final answer
   x = 950,033.28