Finding the Third Proportional to 1,940,400 and 4,081,878

Step by Step Solution

1. Step 1: Write the proportion equation
   1,940,400 : 4,081,878 = 4,081,878 : x
2. Step 2: Convert to fraction form
   1,940,400/4,081,878 = 4,081,878/x
3. Step 3: Cross multiply
   1,940,400x = 4,081,878 × 4,081,878
4. Step 4: Simplify right side
   1,940,400x = 16,661,728,006,884
5. Step 5: Solve for x
   x = 16,661,728,006,884/1,940,400
6. Step 6: Final answer
   x = 8,586,749.13