Finding the Third Proportional to 2,636,374 and 3,982,839

Step by Step Solution

1. Step 1: Write the proportion equation
   2,636,374 : 3,982,839 = 3,982,839 : x
2. Step 2: Convert to fraction form
   2,636,374/3,982,839 = 3,982,839/x
3. Step 3: Cross multiply
   2,636,374x = 3,982,839 × 3,982,839
4. Step 4: Simplify right side
   2,636,374x = 15,863,006,499,921
5. Step 5: Solve for x
   x = 15,863,006,499,921/2,636,374
6. Step 6: Final answer
   x = 6,016,978.81