Finding the Third Proportional to 868,544 and 1,342,187

Step by Step Solution

1. Step 1: Write the proportion equation
   868,544 : 1,342,187 = 1,342,187 : x
2. Step 2: Convert to fraction form
   868,544/1,342,187 = 1,342,187/x
3. Step 3: Cross multiply
   868,544x = 1,342,187 × 1,342,187
4. Step 4: Simplify right side
   868,544x = 1,801,465,942,969
5. Step 5: Solve for x
   x = 1,801,465,942,969/868,544
6. Step 6: Final answer
   x = 2,074,121.68