Finding the Third Proportional to 2,025,678 and 3,207,648

Step by Step Solution

1. Step 1: Write the proportion equation
   2,025,678 : 3,207,648 = 3,207,648 : x
2. Step 2: Convert to fraction form
   2,025,678/3,207,648 = 3,207,648/x
3. Step 3: Cross multiply
   2,025,678x = 3,207,648 × 3,207,648
4. Step 4: Simplify right side
   2,025,678x = 10,289,005,691,904
5. Step 5: Solve for x
   x = 10,289,005,691,904/2,025,678
6. Step 6: Final answer
   x = 5,079,289.84