Finding the Third Proportional to 9,355.50 and 17,212.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,355.50 : 17,212.50 = 17,212.50 : x
2. Step 2: Convert to fraction form
   9,355.50/17,212.50 = 17,212.50/x
3. Step 3: Cross multiply
   9,355.50x = 17,212.50 × 17,212.50
4. Step 4: Simplify right side
   9,355.50x = 296,270,156.25
5. Step 5: Solve for x
   x = 296,270,156.25/9,355.50
6. Step 6: Final answer
   x = 31,668.02