Finding the Third Proportional to 1,276,710 and 1,979,582

Step by Step Solution

1. Step 1: Write the proportion equation
   1,276,710 : 1,979,582 = 1,979,582 : x
2. Step 2: Convert to fraction form
   1,276,710/1,979,582 = 1,979,582/x
3. Step 3: Cross multiply
   1,276,710x = 1,979,582 × 1,979,582
4. Step 4: Simplify right side
   1,276,710x = 3,918,744,894,724
5. Step 5: Solve for x
   x = 3,918,744,894,724/1,276,710
6. Step 6: Final answer
   x = 3,069,408.79