Finding the Third Proportional to 520,874 and 1,105,698

Step by Step Solution

1. Step 1: Write the proportion equation
   520,874 : 1,105,698 = 1,105,698 : x
2. Step 2: Convert to fraction form
   520,874/1,105,698 = 1,105,698/x
3. Step 3: Cross multiply
   520,874x = 1,105,698 × 1,105,698
4. Step 4: Simplify right side
   520,874x = 1,222,568,067,204
5. Step 5: Solve for x
   x = 1,222,568,067,204/520,874
6. Step 6: Final answer
   x = 2,347,147.42