Finding the Third Proportional to 16,174.50 and 21,738

Step by Step Solution

1. Step 1: Write the proportion equation
   16,174.50 : 21,738 = 21,738 : x
2. Step 2: Convert to fraction form
   16,174.50/21,738 = 21,738/x
3. Step 3: Cross multiply
   16,174.50x = 21,738 × 21,738
4. Step 4: Simplify right side
   16,174.50x = 472,540,644
5. Step 5: Solve for x
   x = 472,540,644/16,174.50
6. Step 6: Final answer
   x = 29,215.16