Finding the Third Proportional to 2,687,268,860 and 5,891,098,372

Step by Step Solution

1. Step 1: Write the proportion equation
   2,687,268,860 : 5,891,098,372 = 5,891,098,372 : x
2. Step 2: Convert to fraction form
   2,687,268,860/5,891,098,372 = 5,891,098,372/x
3. Step 3: Cross multiply
   2,687,268,860x = 5,891,098,372 × 5,891,098,372
4. Step 4: Simplify right side
   2,687,268,860x = 34,705,040,028,581,052,416
5. Step 5: Solve for x
   x = 34,705,040,028,581,052,416/2,687,268,860
6. Step 6: Final answer
   x = 12,914,613,995.33