Finding the Third Proportional to 1,278,344 and 2,797,238

Step by Step Solution

1. Step 1: Write the proportion equation
   1,278,344 : 2,797,238 = 2,797,238 : x
2. Step 2: Convert to fraction form
   1,278,344/2,797,238 = 2,797,238/x
3. Step 3: Cross multiply
   1,278,344x = 2,797,238 × 2,797,238
4. Step 4: Simplify right side
   1,278,344x = 7,824,540,428,644
5. Step 5: Solve for x
   x = 7,824,540,428,644/1,278,344
6. Step 6: Final answer
   x = 6,120,841.05