Finding the Third Proportional to 1,280,928 and 2,759,792

Step by Step Solution

1. Step 1: Write the proportion equation
   1,280,928 : 2,759,792 = 2,759,792 : x
2. Step 2: Convert to fraction form
   1,280,928/2,759,792 = 2,759,792/x
3. Step 3: Cross multiply
   1,280,928x = 2,759,792 × 2,759,792
4. Step 4: Simplify right side
   1,280,928x = 7,616,451,883,264
5. Step 5: Solve for x
   x = 7,616,451,883,264/1,280,928
6. Step 6: Final answer
   x = 5,946,042.15