Finding the Third Proportional to 611,853 and 1,325,388

Step by Step Solution

1. Step 1: Write the proportion equation
   611,853 : 1,325,388 = 1,325,388 : x
2. Step 2: Convert to fraction form
   611,853/1,325,388 = 1,325,388/x
3. Step 3: Cross multiply
   611,853x = 1,325,388 × 1,325,388
4. Step 4: Simplify right side
   611,853x = 1,756,653,350,544
5. Step 5: Solve for x
   x = 1,756,653,350,544/611,853
6. Step 6: Final answer
   x = 2,871,038.22