Finding the Third Proportional to 1,085,747 and 2,144,243

Step by Step Solution

1. Step 1: Write the proportion equation
   1,085,747 : 2,144,243 = 2,144,243 : x
2. Step 2: Convert to fraction form
   1,085,747/2,144,243 = 2,144,243/x
3. Step 3: Cross multiply
   1,085,747x = 2,144,243 × 2,144,243
4. Step 4: Simplify right side
   1,085,747x = 4,597,778,043,049
5. Step 5: Solve for x
   x = 4,597,778,043,049/1,085,747
6. Step 6: Final answer
   x = 4,234,667.97