Finding the Third Proportional to 809,122 and 1,165,506

Step by Step Solution

1. Step 1: Write the proportion equation
   809,122 : 1,165,506 = 1,165,506 : x
2. Step 2: Convert to fraction form
   809,122/1,165,506 = 1,165,506/x
3. Step 3: Cross multiply
   809,122x = 1,165,506 × 1,165,506
4. Step 4: Simplify right side
   809,122x = 1,358,404,236,036
5. Step 5: Solve for x
   x = 1,358,404,236,036/809,122
6. Step 6: Final answer
   x = 1,678,862.07