Finding the Third Proportional to 1,280,727 and 1,929,504

Step by Step Solution

1. Step 1: Write the proportion equation
   1,280,727 : 1,929,504 = 1,929,504 : x
2. Step 2: Convert to fraction form
   1,280,727/1,929,504 = 1,929,504/x
3. Step 3: Cross multiply
   1,280,727x = 1,929,504 × 1,929,504
4. Step 4: Simplify right side
   1,280,727x = 3,722,985,686,016
5. Step 5: Solve for x
   x = 3,722,985,686,016/1,280,727
6. Step 6: Final answer
   x = 2,906,931.52