Finding the Third Proportional to 1,304,642 and 2,644,342

Step by Step Solution

1. Step 1: Write the proportion equation
   1,304,642 : 2,644,342 = 2,644,342 : x
2. Step 2: Convert to fraction form
   1,304,642/2,644,342 = 2,644,342/x
3. Step 3: Cross multiply
   1,304,642x = 2,644,342 × 2,644,342
4. Step 4: Simplify right side
   1,304,642x = 6,992,544,612,964
5. Step 5: Solve for x
   x = 6,992,544,612,964/1,304,642
6. Step 6: Final answer
   x = 5,359,742.07