Finding the Third Proportional to 1,906,288 and 3,944,768

Step by Step Solution

1. Step 1: Write the proportion equation
   1,906,288 : 3,944,768 = 3,944,768 : x
2. Step 2: Convert to fraction form
   1,906,288/3,944,768 = 3,944,768/x
3. Step 3: Cross multiply
   1,906,288x = 3,944,768 × 3,944,768
4. Step 4: Simplify right side
   1,906,288x = 15,561,194,573,824
5. Step 5: Solve for x
   x = 15,561,194,573,824/1,906,288
6. Step 6: Final answer
   x = 8,163,086.89