Finding the Third Proportional to 2,940,740 and 4,497,618

Step by Step Solution

1. Step 1: Write the proportion equation
   2,940,740 : 4,497,618 = 4,497,618 : x
2. Step 2: Convert to fraction form
   2,940,740/4,497,618 = 4,497,618/x
3. Step 3: Cross multiply
   2,940,740x = 4,497,618 × 4,497,618
4. Step 4: Simplify right side
   2,940,740x = 20,228,567,673,924
5. Step 5: Solve for x
   x = 20,228,567,673,924/2,940,740
6. Step 6: Final answer
   x = 6,878,733.81