Finding the Third Proportional to 1,285,712 and 2,454,736

Step by Step Solution

1. Step 1: Write the proportion equation
   1,285,712 : 2,454,736 = 2,454,736 : x
2. Step 2: Convert to fraction form
   1,285,712/2,454,736 = 2,454,736/x
3. Step 3: Cross multiply
   1,285,712x = 2,454,736 × 2,454,736
4. Step 4: Simplify right side
   1,285,712x = 6,025,728,829,696
5. Step 5: Solve for x
   x = 6,025,728,829,696/1,285,712
6. Step 6: Final answer
   x = 4,686,686.31