Finding the Third Proportional to 602,268 and 1,309,512

Step by Step Solution

1. Step 1: Write the proportion equation
   602,268 : 1,309,512 = 1,309,512 : x
2. Step 2: Convert to fraction form
   602,268/1,309,512 = 1,309,512/x
3. Step 3: Cross multiply
   602,268x = 1,309,512 × 1,309,512
4. Step 4: Simplify right side
   602,268x = 1,714,821,678,144
5. Step 5: Solve for x
   x = 1,714,821,678,144/602,268
6. Step 6: Final answer
   x = 2,847,273.44