Finding the Third Proportional to 2,656,204,992 and 3,969,667,698

Step by Step Solution

1. Step 1: Write the proportion equation
   2,656,204,992 : 3,969,667,698 = 3,969,667,698 : x
2. Step 2: Convert to fraction form
   2,656,204,992/3,969,667,698 = 3,969,667,698/x
3. Step 3: Cross multiply
   2,656,204,992x = 3,969,667,698 × 3,969,667,698
4. Step 4: Simplify right side
   2,656,204,992x = 15,758,261,632,544,618,496
5. Step 5: Solve for x
   x = 15,758,261,632,544,618,496/2,656,204,992
6. Step 6: Final answer
   x = 5,932,622,549.84