Finding the Third Proportional to 7,991.50 and 17,440.75

Step by Step Solution

1. Step 1: Write the proportion equation
   7,991.50 : 17,440.75 = 17,440.75 : x
2. Step 2: Convert to fraction form
   7,991.50/17,440.75 = 17,440.75/x
3. Step 3: Cross multiply
   7,991.50x = 17,440.75 × 17,440.75
4. Step 4: Simplify right side
   7,991.50x = 304,179,760.56
5. Step 5: Solve for x
   x = 304,179,760.56/7,991.50
6. Step 6: Final answer
   x = 38,062.91