Finding the Third Proportional to 1,291,018 and 2,836,824

Step by Step Solution

1. Step 1: Write the proportion equation
   1,291,018 : 2,836,824 = 2,836,824 : x
2. Step 2: Convert to fraction form
   1,291,018/2,836,824 = 2,836,824/x
3. Step 3: Cross multiply
   1,291,018x = 2,836,824 × 2,836,824
4. Step 4: Simplify right side
   1,291,018x = 8,047,570,406,976
5. Step 5: Solve for x
   x = 8,047,570,406,976/1,291,018
6. Step 6: Final answer
   x = 6,233,507.52