Finding the Third Proportional to 296,432 and 443,834

Step by Step Solution

1. Step 1: Write the proportion equation
   296,432 : 443,834 = 443,834 : x
2. Step 2: Convert to fraction form
   296,432/443,834 = 443,834/x
3. Step 3: Cross multiply
   296,432x = 443,834 × 443,834
4. Step 4: Simplify right side
   296,432x = 196,988,619,556
5. Step 5: Solve for x
   x = 196,988,619,556/296,432
6. Step 6: Final answer
   x = 664,532.24