Finding the Third Proportional to 12,003.75 and 18,171.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,003.75 : 18,171.56 = 18,171.56 : x
2. Step 2: Convert to fraction form
   12,003.75/18,171.56 = 18,171.56/x
3. Step 3: Cross multiply
   12,003.75x = 18,171.56 × 18,171.56
4. Step 4: Simplify right side
   12,003.75x = 330,205,683.69
5. Step 5: Solve for x
   x = 330,205,683.69/12,003.75
6. Step 6: Final answer
   x = 27,508.54