Finding the Third Proportional to 12,453.75 and 17,745.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,453.75 : 17,745.75 = 17,745.75 : x
2. Step 2: Convert to fraction form
   12,453.75/17,745.75 = 17,745.75/x
3. Step 3: Cross multiply
   12,453.75x = 17,745.75 × 17,745.75
4. Step 4: Simplify right side
   12,453.75x = 314,911,643.06
5. Step 5: Solve for x
   x = 314,911,643.06/12,453.75
6. Step 6: Final answer
   x = 25,286.49