Finding the Third Proportional to 1,279,698 and 2,800,452

Step by Step Solution

1. Step 1: Write the proportion equation
   1,279,698 : 2,800,452 = 2,800,452 : x
2. Step 2: Convert to fraction form
   1,279,698/2,800,452 = 2,800,452/x
3. Step 3: Cross multiply
   1,279,698x = 2,800,452 × 2,800,452
4. Step 4: Simplify right side
   1,279,698x = 7,842,531,404,304
5. Step 5: Solve for x
   x = 7,842,531,404,304/1,279,698
6. Step 6: Final answer
   x = 6,128,423.58