Finding the Third Proportional to 8,216.75 and 17,988.33

Step by Step Solution

1. Step 1: Write the proportion equation
   8,216.75 : 17,988.33 = 17,988.33 : x
2. Step 2: Convert to fraction form
   8,216.75/17,988.33 = 17,988.33/x
3. Step 3: Cross multiply
   8,216.75x = 17,988.33 × 17,988.33
4. Step 4: Simplify right side
   8,216.75x = 323,579,948.73
5. Step 5: Solve for x
   x = 323,579,948.73/8,216.75
6. Step 6: Final answer
   x = 39,380.51