Finding the Third Proportional to 636,249 and 1,384,452

Step by Step Solution

1. Step 1: Write the proportion equation
   636,249 : 1,384,452 = 1,384,452 : x
2. Step 2: Convert to fraction form
   636,249/1,384,452 = 1,384,452/x
3. Step 3: Cross multiply
   636,249x = 1,384,452 × 1,384,452
4. Step 4: Simplify right side
   636,249x = 1,916,707,340,304
5. Step 5: Solve for x
   x = 1,916,707,340,304/636,249
6. Step 6: Final answer
   x = 3,012,511.36