Finding the Third Proportional to 2,697,642 and 5,777,880

Step by Step Solution

1. Step 1: Write the proportion equation
   2,697,642 : 5,777,880 = 5,777,880 : x
2. Step 2: Convert to fraction form
   2,697,642/5,777,880 = 5,777,880/x
3. Step 3: Cross multiply
   2,697,642x = 5,777,880 × 5,777,880
4. Step 4: Simplify right side
   2,697,642x = 33,383,897,294,400
5. Step 5: Solve for x
   x = 33,383,897,294,400/2,697,642
6. Step 6: Final answer
   x = 12,375,214.09