Finding the Third Proportional to 230,686 and 495,860

Step by Step Solution

1. Step 1: Write the proportion equation
   230,686 : 495,860 = 495,860 : x
2. Step 2: Convert to fraction form
   230,686/495,860 = 495,860/x
3. Step 3: Cross multiply
   230,686x = 495,860 × 495,860
4. Step 4: Simplify right side
   230,686x = 245,877,139,600
5. Step 5: Solve for x
   x = 245,877,139,600/230,686
6. Step 6: Final answer
   x = 1,065,852.02