Finding the Third Proportional to 111,668 and 167,738

Step by Step Solution

1. Step 1: Write the proportion equation
   111,668 : 167,738 = 167,738 : x
2. Step 2: Convert to fraction form
   111,668/167,738 = 167,738/x
3. Step 3: Cross multiply
   111,668x = 167,738 × 167,738
4. Step 4: Simplify right side
   111,668x = 28,136,036,644
5. Step 5: Solve for x
   x = 28,136,036,644/111,668
6. Step 6: Final answer
   x = 251,961.50