Finding the Third Proportional to 1,422,606 and 2,713,992

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422,606 : 2,713,992 = 2,713,992 : x
2. Step 2: Convert to fraction form
   1,422,606/2,713,992 = 2,713,992/x
3. Step 3: Cross multiply
   1,422,606x = 2,713,992 × 2,713,992
4. Step 4: Simplify right side
   1,422,606x = 7,365,752,576,064
5. Step 5: Solve for x
   x = 7,365,752,576,064/1,422,606
6. Step 6: Final answer
   x = 5,177,647.62