Finding the Third Proportional to 1,440,828 and 3,335,256

Step by Step Solution

1. Step 1: Write the proportion equation
   1,440,828 : 3,335,256 = 3,335,256 : x
2. Step 2: Convert to fraction form
   1,440,828/3,335,256 = 3,335,256/x
3. Step 3: Cross multiply
   1,440,828x = 3,335,256 × 3,335,256
4. Step 4: Simplify right side
   1,440,828x = 11,123,932,585,536
5. Step 5: Solve for x
   x = 11,123,932,585,536/1,440,828
6. Step 6: Final answer
   x = 7,720,513.89