Finding the Third Proportional to 209,920 and 443,552

Step by Step Solution

1. Step 1: Write the proportion equation
   209,920 : 443,552 = 443,552 : x
2. Step 2: Convert to fraction form
   209,920/443,552 = 443,552/x
3. Step 3: Cross multiply
   209,920x = 443,552 × 443,552
4. Step 4: Simplify right side
   209,920x = 196,738,376,704
5. Step 5: Solve for x
   x = 196,738,376,704/209,920
6. Step 6: Final answer
   x = 937,206.44