Finding the Third Proportional to 303,614 and 443,756

Step by Step Solution

1. Step 1: Write the proportion equation
   303,614 : 443,756 = 443,756 : x
2. Step 2: Convert to fraction form
   303,614/443,756 = 443,756/x
3. Step 3: Cross multiply
   303,614x = 443,756 × 443,756
4. Step 4: Simplify right side
   303,614x = 196,919,387,536
5. Step 5: Solve for x
   x = 196,919,387,536/303,614
6. Step 6: Final answer
   x = 648,584.68