Finding the Third Proportional to 2,040,312 and 4,468,449

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040,312 : 4,468,449 = 4,468,449 : x
2. Step 2: Convert to fraction form
   2,040,312/4,468,449 = 4,468,449/x
3. Step 3: Cross multiply
   2,040,312x = 4,468,449 × 4,468,449
4. Step 4: Simplify right side
   2,040,312x = 19,967,036,465,601
5. Step 5: Solve for x
   x = 19,967,036,465,601/2,040,312
6. Step 6: Final answer
   x = 9,786,266.25