Finding the Third Proportional to 296,433 and 443,836.50

Step by Step Solution

1. Step 1: Write the proportion equation
   296,433 : 443,836.50 = 443,836.50 : x
2. Step 2: Convert to fraction form
   296,433/443,836.50 = 443,836.50/x
3. Step 3: Cross multiply
   296,433x = 443,836.50 × 443,836.50
4. Step 4: Simplify right side
   296,433x = 196,990,838,732.25
5. Step 5: Solve for x
   x = 196,990,838,732.25/296,433
6. Step 6: Final answer
   x = 664,537.48