Finding the Third Proportional to 587,466 and 1,286,874

Step by Step Solution

1. Step 1: Write the proportion equation
   587,466 : 1,286,874 = 1,286,874 : x
2. Step 2: Convert to fraction form
   587,466/1,286,874 = 1,286,874/x
3. Step 3: Cross multiply
   587,466x = 1,286,874 × 1,286,874
4. Step 4: Simplify right side
   587,466x = 1,656,044,691,876
5. Step 5: Solve for x
   x = 1,656,044,691,876/587,466
6. Step 6: Final answer
   x = 2,818,962.62