Finding the Third Proportional to 12,015.50 and 17,542.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,015.50 : 17,542.25 = 17,542.25 : x
2. Step 2: Convert to fraction form
   12,015.50/17,542.25 = 17,542.25/x
3. Step 3: Cross multiply
   12,015.50x = 17,542.25 × 17,542.25
4. Step 4: Simplify right side
   12,015.50x = 307,730,535.06
5. Step 5: Solve for x
   x = 307,730,535.06/12,015.50
6. Step 6: Final answer
   x = 25,611.13