Finding the Third Proportional to 1,340,618 and 3,162,017

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,618 : 3,162,017 = 3,162,017 : x
2. Step 2: Convert to fraction form
   1,340,618/3,162,017 = 3,162,017/x
3. Step 3: Cross multiply
   1,340,618x = 3,162,017 × 3,162,017
4. Step 4: Simplify right side
   1,340,618x = 9,998,351,508,289
5. Step 5: Solve for x
   x = 9,998,351,508,289/1,340,618
6. Step 6: Final answer
   x = 7,458,016.76