Finding the Third Proportional to 641,034 and 1,367,874

Step by Step Solution

1. Step 1: Write the proportion equation
   641,034 : 1,367,874 = 1,367,874 : x
2. Step 2: Convert to fraction form
   641,034/1,367,874 = 1,367,874/x
3. Step 3: Cross multiply
   641,034x = 1,367,874 × 1,367,874
4. Step 4: Simplify right side
   641,034x = 1,871,079,279,876
5. Step 5: Solve for x
   x = 1,871,079,279,876/641,034
6. Step 6: Final answer
   x = 2,918,845.61