Finding the Third Proportional to 1,260,486 and 2,765,862

Step by Step Solution

1. Step 1: Write the proportion equation
   1,260,486 : 2,765,862 = 2,765,862 : x
2. Step 2: Convert to fraction form
   1,260,486/2,765,862 = 2,765,862/x
3. Step 3: Cross multiply
   1,260,486x = 2,765,862 × 2,765,862
4. Step 4: Simplify right side
   1,260,486x = 7,649,992,603,044
5. Step 5: Solve for x
   x = 7,649,992,603,044/1,260,486
6. Step 6: Final answer
   x = 6,069,081.77