Finding the Third Proportional to 11,656.50 and 17,480.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,656.50 : 17,480.75 = 17,480.75 : x
2. Step 2: Convert to fraction form
   11,656.50/17,480.75 = 17,480.75/x
3. Step 3: Cross multiply
   11,656.50x = 17,480.75 × 17,480.75
4. Step 4: Simplify right side
   11,656.50x = 305,576,620.56
5. Step 5: Solve for x
   x = 305,576,620.56/11,656.50
6. Step 6: Final answer
   x = 26,215.13