Finding the Third Proportional to 8,709.25 and 13,083.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,709.25 : 13,083.50 = 13,083.50 : x
2. Step 2: Convert to fraction form
   8,709.25/13,083.50 = 13,083.50/x
3. Step 3: Cross multiply
   8,709.25x = 13,083.50 × 13,083.50
4. Step 4: Simplify right side
   8,709.25x = 171,177,972.25
5. Step 5: Solve for x
   x = 171,177,972.25/8,709.25
6. Step 6: Final answer
   x = 19,654.73