Finding the Third Proportional to 17,556 and 26,857.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,556 : 26,857.50 = 26,857.50 : x
2. Step 2: Convert to fraction form
   17,556/26,857.50 = 26,857.50/x
3. Step 3: Cross multiply
   17,556x = 26,857.50 × 26,857.50
4. Step 4: Simplify right side
   17,556x = 721,325,306.25
5. Step 5: Solve for x
   x = 721,325,306.25/17,556
6. Step 6: Final answer
   x = 41,087.11