Finding the Third Proportional to 1,815,330 and 3,910,744

Step by Step Solution

1. Step 1: Write the proportion equation
   1,815,330 : 3,910,744 = 3,910,744 : x
2. Step 2: Convert to fraction form
   1,815,330/3,910,744 = 3,910,744/x
3. Step 3: Cross multiply
   1,815,330x = 3,910,744 × 3,910,744
4. Step 4: Simplify right side
   1,815,330x = 15,293,918,633,536
5. Step 5: Solve for x
   x = 15,293,918,633,536/1,815,330
6. Step 6: Final answer
   x = 8,424,869.66