Finding the Third Proportional to 12,637.50 and 17,716.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,637.50 : 17,716.50 = 17,716.50 : x
2. Step 2: Convert to fraction form
   12,637.50/17,716.50 = 17,716.50/x
3. Step 3: Cross multiply
   12,637.50x = 17,716.50 × 17,716.50
4. Step 4: Simplify right side
   12,637.50x = 313,874,372.25
5. Step 5: Solve for x
   x = 313,874,372.25/12,637.50
6. Step 6: Final answer
   x = 24,836.75