Finding the Third Proportional to 1,866,027 and 3,897,718

Step by Step Solution

1. Step 1: Write the proportion equation
   1,866,027 : 3,897,718 = 3,897,718 : x
2. Step 2: Convert to fraction form
   1,866,027/3,897,718 = 3,897,718/x
3. Step 3: Cross multiply
   1,866,027x = 3,897,718 × 3,897,718
4. Step 4: Simplify right side
   1,866,027x = 15,192,205,607,524
5. Step 5: Solve for x
   x = 15,192,205,607,524/1,866,027
6. Step 6: Final answer
   x = 8,141,471.48