Finding the Third Proportional to 1,291,800 and 3,017,268

Step by Step Solution

1. Step 1: Write the proportion equation
   1,291,800 : 3,017,268 = 3,017,268 : x
2. Step 2: Convert to fraction form
   1,291,800/3,017,268 = 3,017,268/x
3. Step 3: Cross multiply
   1,291,800x = 3,017,268 × 3,017,268
4. Step 4: Simplify right side
   1,291,800x = 9,103,906,183,824
5. Step 5: Solve for x
   x = 9,103,906,183,824/1,291,800
6. Step 6: Final answer
   x = 7,047,457.95