Finding the Third Proportional to 16,971.50 and 37,289

Step by Step Solution

1. Step 1: Write the proportion equation
   16,971.50 : 37,289 = 37,289 : x
2. Step 2: Convert to fraction form
   16,971.50/37,289 = 37,289/x
3. Step 3: Cross multiply
   16,971.50x = 37,289 × 37,289
4. Step 4: Simplify right side
   16,971.50x = 1,390,469,521
5. Step 5: Solve for x
   x = 1,390,469,521/16,971.50
6. Step 6: Final answer
   x = 81,929.68