Finding the Third Proportional to 162,732 and 243,234

Step by Step Solution

1. Step 1: Write the proportion equation
   162,732 : 243,234 = 243,234 : x
2. Step 2: Convert to fraction form
   162,732/243,234 = 243,234/x
3. Step 3: Cross multiply
   162,732x = 243,234 × 243,234
4. Step 4: Simplify right side
   162,732x = 59,162,778,756
5. Step 5: Solve for x
   x = 59,162,778,756/162,732
6. Step 6: Final answer
   x = 363,559.59