Finding the Third Proportional to 11,255.63 and 17,489.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,255.63 : 17,489.25 = 17,489.25 : x
2. Step 2: Convert to fraction form
   11,255.63/17,489.25 = 17,489.25/x
3. Step 3: Cross multiply
   11,255.63x = 17,489.25 × 17,489.25
4. Step 4: Simplify right side
   11,255.63x = 305,873,865.56
5. Step 5: Solve for x
   x = 305,873,865.56/11,255.63
6. Step 6: Final answer
   x = 27,175.20