Finding the Third Proportional to 2,660,820 and 5,836,712

Step by Step Solution

1. Step 1: Write the proportion equation
   2,660,820 : 5,836,712 = 5,836,712 : x
2. Step 2: Convert to fraction form
   2,660,820/5,836,712 = 5,836,712/x
3. Step 3: Cross multiply
   2,660,820x = 5,836,712 × 5,836,712
4. Step 4: Simplify right side
   2,660,820x = 34,067,206,970,944
5. Step 5: Solve for x
   x = 34,067,206,970,944/2,660,820
6. Step 6: Final answer
   x = 12,803,273.79