Finding the Third Proportional to 17,610.50 and 27,311

Step by Step Solution

1. Step 1: Write the proportion equation
   17,610.50 : 27,311 = 27,311 : x
2. Step 2: Convert to fraction form
   17,610.50/27,311 = 27,311/x
3. Step 3: Cross multiply
   17,610.50x = 27,311 × 27,311
4. Step 4: Simplify right side
   17,610.50x = 745,890,721
5. Step 5: Solve for x
   x = 745,890,721/17,610.50
6. Step 6: Final answer
   x = 42,354.89