Finding the Third Proportional to 8,647 and 17,610.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,647 : 17,610.50 = 17,610.50 : x
2. Step 2: Convert to fraction form
   8,647/17,610.50 = 17,610.50/x
3. Step 3: Cross multiply
   8,647x = 17,610.50 × 17,610.50
4. Step 4: Simplify right side
   8,647x = 310,129,710.25
5. Step 5: Solve for x
   x = 310,129,710.25/8,647
6. Step 6: Final answer
   x = 35,865.58