Finding the Third Proportional to 485,874 and 1,002,870

Step by Step Solution

1. Step 1: Write the proportion equation
   485,874 : 1,002,870 = 1,002,870 : x
2. Step 2: Convert to fraction form
   485,874/1,002,870 = 1,002,870/x
3. Step 3: Cross multiply
   485,874x = 1,002,870 × 1,002,870
4. Step 4: Simplify right side
   485,874x = 1,005,748,236,900
5. Step 5: Solve for x
   x = 1,005,748,236,900/485,874
6. Step 6: Final answer
   x = 2,069,977.48