Finding the Third Proportional to 322,672 and 495,150

Step by Step Solution

1. Step 1: Write the proportion equation
   322,672 : 495,150 = 495,150 : x
2. Step 2: Convert to fraction form
   322,672/495,150 = 495,150/x
3. Step 3: Cross multiply
   322,672x = 495,150 × 495,150
4. Step 4: Simplify right side
   322,672x = 245,173,522,500
5. Step 5: Solve for x
   x = 245,173,522,500/322,672
6. Step 6: Final answer
   x = 759,822.74