Finding the Third Proportional to 1,277,685 and 2,814,618

Step by Step Solution

1. Step 1: Write the proportion equation
   1,277,685 : 2,814,618 = 2,814,618 : x
2. Step 2: Convert to fraction form
   1,277,685/2,814,618 = 2,814,618/x
3. Step 3: Cross multiply
   1,277,685x = 2,814,618 × 2,814,618
4. Step 4: Simplify right side
   1,277,685x = 7,922,074,485,924
5. Step 5: Solve for x
   x = 7,922,074,485,924/1,277,685
6. Step 6: Final answer
   x = 6,200,334.58