Finding the Third Proportional to 11,351.50 and 17,042.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,351.50 : 17,042.75 = 17,042.75 : x
2. Step 2: Convert to fraction form
   11,351.50/17,042.75 = 17,042.75/x
3. Step 3: Cross multiply
   11,351.50x = 17,042.75 × 17,042.75
4. Step 4: Simplify right side
   11,351.50x = 290,455,327.56
5. Step 5: Solve for x
   x = 290,455,327.56/11,351.50
6. Step 6: Final answer
   x = 25,587.40