Finding the Third Proportional to 992,988 and 2,143,452

Step by Step Solution

1. Step 1: Write the proportion equation
   992,988 : 2,143,452 = 2,143,452 : x
2. Step 2: Convert to fraction form
   992,988/2,143,452 = 2,143,452/x
3. Step 3: Cross multiply
   992,988x = 2,143,452 × 2,143,452
4. Step 4: Simplify right side
   992,988x = 4,594,386,476,304
5. Step 5: Solve for x
   x = 4,594,386,476,304/992,988
6. Step 6: Final answer
   x = 4,626,829.81