Finding the Third Proportional to 1,380,744 and 2,857,356

Step by Step Solution

1. Step 1: Write the proportion equation
   1,380,744 : 2,857,356 = 2,857,356 : x
2. Step 2: Convert to fraction form
   1,380,744/2,857,356 = 2,857,356/x
3. Step 3: Cross multiply
   1,380,744x = 2,857,356 × 2,857,356
4. Step 4: Simplify right side
   1,380,744x = 8,164,483,310,736
5. Step 5: Solve for x
   x = 8,164,483,310,736/1,380,744
6. Step 6: Final answer
   x = 5,913,104.32