Finding the Third Proportional to 1,280,304 and 1,982,286

Step by Step Solution

1. Step 1: Write the proportion equation
   1,280,304 : 1,982,286 = 1,982,286 : x
2. Step 2: Convert to fraction form
   1,280,304/1,982,286 = 1,982,286/x
3. Step 3: Cross multiply
   1,280,304x = 1,982,286 × 1,982,286
4. Step 4: Simplify right side
   1,280,304x = 3,929,457,785,796
5. Step 5: Solve for x
   x = 3,929,457,785,796/1,280,304
6. Step 6: Final answer
   x = 3,069,159.97