Finding the Third Proportional to 1,822,794 and 3,988,868

Step by Step Solution

1. Step 1: Write the proportion equation
   1,822,794 : 3,988,868 = 3,988,868 : x
2. Step 2: Convert to fraction form
   1,822,794/3,988,868 = 3,988,868/x
3. Step 3: Cross multiply
   1,822,794x = 3,988,868 × 3,988,868
4. Step 4: Simplify right side
   1,822,794x = 15,911,067,921,424
5. Step 5: Solve for x
   x = 15,911,067,921,424/1,822,794
6. Step 6: Final answer
   x = 8,728,944.64