Finding the Third Proportional to 1,085,744 and 2,144,238

Step by Step Solution

1. Step 1: Write the proportion equation
   1,085,744 : 2,144,238 = 2,144,238 : x
2. Step 2: Convert to fraction form
   1,085,744/2,144,238 = 2,144,238/x
3. Step 3: Cross multiply
   1,085,744x = 2,144,238 × 2,144,238
4. Step 4: Simplify right side
   1,085,744x = 4,597,756,600,644
5. Step 5: Solve for x
   x = 4,597,756,600,644/1,085,744
6. Step 6: Final answer
   x = 4,234,659.92