Finding the Third Proportional to 2,813,618 and 4,359,411

Step by Step Solution

1. Step 1: Write the proportion equation
   2,813,618 : 4,359,411 = 4,359,411 : x
2. Step 2: Convert to fraction form
   2,813,618/4,359,411 = 4,359,411/x
3. Step 3: Cross multiply
   2,813,618x = 4,359,411 × 4,359,411
4. Step 4: Simplify right side
   2,813,618x = 19,004,464,266,921
5. Step 5: Solve for x
   x = 19,004,464,266,921/2,813,618
6. Step 6: Final answer
   x = 6,754,457.88