Finding the Third Proportional to 1,280,294 and 1,982,274

Step by Step Solution

1. Step 1: Write the proportion equation
   1,280,294 : 1,982,274 = 1,982,274 : x
2. Step 2: Convert to fraction form
   1,280,294/1,982,274 = 1,982,274/x
3. Step 3: Cross multiply
   1,280,294x = 1,982,274 × 1,982,274
4. Step 4: Simplify right side
   1,280,294x = 3,929,410,211,076
5. Step 5: Solve for x
   x = 3,929,410,211,076/1,280,294
6. Step 6: Final answer
   x = 3,069,146.78