Finding the Third Proportional to 13,212 and 17,995.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,212 : 17,995.50 = 17,995.50 : x
2. Step 2: Convert to fraction form
   13,212/17,995.50 = 17,995.50/x
3. Step 3: Cross multiply
   13,212x = 17,995.50 × 17,995.50
4. Step 4: Simplify right side
   13,212x = 323,838,020.25
5. Step 5: Solve for x
   x = 323,838,020.25/13,212
6. Step 6: Final answer
   x = 24,510.90