Finding the Third Proportional to 1,818,919 and 3,960,762

Step by Step Solution

1. Step 1: Write the proportion equation
   1,818,919 : 3,960,762 = 3,960,762 : x
2. Step 2: Convert to fraction form
   1,818,919/3,960,762 = 3,960,762/x
3. Step 3: Cross multiply
   1,818,919x = 3,960,762 × 3,960,762
4. Step 4: Simplify right side
   1,818,919x = 15,687,635,620,644
5. Step 5: Solve for x
   x = 15,687,635,620,644/1,818,919
6. Step 6: Final answer
   x = 8,624,702.71