Finding the Third Proportional to 1,251,570 and 2,691,768

Step by Step Solution

1. Step 1: Write the proportion equation
   1,251,570 : 2,691,768 = 2,691,768 : x
2. Step 2: Convert to fraction form
   1,251,570/2,691,768 = 2,691,768/x
3. Step 3: Cross multiply
   1,251,570x = 2,691,768 × 2,691,768
4. Step 4: Simplify right side
   1,251,570x = 7,245,614,965,824
5. Step 5: Solve for x
   x = 7,245,614,965,824/1,251,570
6. Step 6: Final answer
   x = 5,789,220.71