Finding the Third Proportional to 11,907.75 and 17,517.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,907.75 : 17,517.38 = 17,517.38 : x
2. Step 2: Convert to fraction form
   11,907.75/17,517.38 = 17,517.38/x
3. Step 3: Cross multiply
   11,907.75x = 17,517.38 × 17,517.38
4. Step 4: Simplify right side
   11,907.75x = 306,858,426.89
5. Step 5: Solve for x
   x = 306,858,426.89/11,907.75
6. Step 6: Final answer
   x = 25,769.64