Finding the Third Proportional to 1,836,676 and 4,288,949

Step by Step Solution

1. Step 1: Write the proportion equation
   1,836,676 : 4,288,949 = 4,288,949 : x
2. Step 2: Convert to fraction form
   1,836,676/4,288,949 = 4,288,949/x
3. Step 3: Cross multiply
   1,836,676x = 4,288,949 × 4,288,949
4. Step 4: Simplify right side
   1,836,676x = 18,395,083,524,601
5. Step 5: Solve for x
   x = 18,395,083,524,601/1,836,676
6. Step 6: Final answer
   x = 10,015,421.08