Finding the Third Proportional to 11,691.75 and 18,152.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,691.75 : 18,152.25 = 18,152.25 : x
2. Step 2: Convert to fraction form
   11,691.75/18,152.25 = 18,152.25/x
3. Step 3: Cross multiply
   11,691.75x = 18,152.25 × 18,152.25
4. Step 4: Simplify right side
   11,691.75x = 329,504,180.06
5. Step 5: Solve for x
   x = 329,504,180.06/11,691.75
6. Step 6: Final answer
   x = 28,182.62