Finding the Third Proportional to 2,422,959 and 5,286,021

Step by Step Solution

1. Step 1: Write the proportion equation
   2,422,959 : 5,286,021 = 5,286,021 : x
2. Step 2: Convert to fraction form
   2,422,959/5,286,021 = 5,286,021/x
3. Step 3: Cross multiply
   2,422,959x = 5,286,021 × 5,286,021
4. Step 4: Simplify right side
   2,422,959x = 27,942,018,012,441
5. Step 5: Solve for x
   x = 27,942,018,012,441/2,422,959
6. Step 6: Final answer
   x = 11,532,187.71