Finding the Third Proportional to 11,302.88 and 17,217.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,302.88 : 17,217.56 = 17,217.56 : x
2. Step 2: Convert to fraction form
   11,302.88/17,217.56 = 17,217.56/x
3. Step 3: Cross multiply
   11,302.88x = 17,217.56 × 17,217.56
4. Step 4: Simplify right side
   11,302.88x = 296,444,458.44
5. Step 5: Solve for x
   x = 296,444,458.44/11,302.88
6. Step 6: Final answer
   x = 26,227.35