Finding the Third Proportional to 16,515 and 34,537.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,515 : 34,537.50 = 34,537.50 : x
2. Step 2: Convert to fraction form
   16,515/34,537.50 = 34,537.50/x
3. Step 3: Cross multiply
   16,515x = 34,537.50 × 34,537.50
4. Step 4: Simplify right side
   16,515x = 1,192,838,906.25
5. Step 5: Solve for x
   x = 1,192,838,906.25/16,515
6. Step 6: Final answer
   x = 72,227.61