Finding the Third Proportional to 1,238,706 and 1,744,308

Step by Step Solution

1. Step 1: Write the proportion equation
   1,238,706 : 1,744,308 = 1,744,308 : x
2. Step 2: Convert to fraction form
   1,238,706/1,744,308 = 1,744,308/x
3. Step 3: Cross multiply
   1,238,706x = 1,744,308 × 1,744,308
4. Step 4: Simplify right side
   1,238,706x = 3,042,610,398,864
5. Step 5: Solve for x
   x = 3,042,610,398,864/1,238,706
6. Step 6: Final answer
   x = 2,456,281.31