Finding the Third Proportional to 1,822,743 and 3,988,764

Step by Step Solution

1. Step 1: Write the proportion equation
   1,822,743 : 3,988,764 = 3,988,764 : x
2. Step 2: Convert to fraction form
   1,822,743/3,988,764 = 3,988,764/x
3. Step 3: Cross multiply
   1,822,743x = 3,988,764 × 3,988,764
4. Step 4: Simplify right side
   1,822,743x = 15,910,238,247,696
5. Step 5: Solve for x
   x = 15,910,238,247,696/1,822,743
6. Step 6: Final answer
   x = 8,728,733.70