Finding the Third Proportional to 2,561,824 and 5,519,522

Step by Step Solution

1. Step 1: Write the proportion equation
   2,561,824 : 5,519,522 = 5,519,522 : x
2. Step 2: Convert to fraction form
   2,561,824/5,519,522 = 5,519,522/x
3. Step 3: Cross multiply
   2,561,824x = 5,519,522 × 5,519,522
4. Step 4: Simplify right side
   2,561,824x = 30,465,123,108,484
5. Step 5: Solve for x
   x = 30,465,123,108,484/2,561,824
6. Step 6: Final answer
   x = 11,891,965.69