Finding the Third Proportional to 579,314 and 1,268,986

Step by Step Solution

1. Step 1: Write the proportion equation
   579,314 : 1,268,986 = 1,268,986 : x
2. Step 2: Convert to fraction form
   579,314/1,268,986 = 1,268,986/x
3. Step 3: Cross multiply
   579,314x = 1,268,986 × 1,268,986
4. Step 4: Simplify right side
   579,314x = 1,610,325,468,196
5. Step 5: Solve for x
   x = 1,610,325,468,196/579,314
6. Step 6: Final answer
   x = 2,779,710.95