Finding the Third Proportional to 809,568 and 1,188,108

Step by Step Solution

1. Step 1: Write the proportion equation
   809,568 : 1,188,108 = 1,188,108 : x
2. Step 2: Convert to fraction form
   809,568/1,188,108 = 1,188,108/x
3. Step 3: Cross multiply
   809,568x = 1,188,108 × 1,188,108
4. Step 4: Simplify right side
   809,568x = 1,411,600,619,664
5. Step 5: Solve for x
   x = 1,411,600,619,664/809,568
6. Step 6: Final answer
   x = 1,743,646.76