Finding the Third Proportional to 11,940.75 and 25,643.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,940.75 : 25,643.25 = 25,643.25 : x
2. Step 2: Convert to fraction form
   11,940.75/25,643.25 = 25,643.25/x
3. Step 3: Cross multiply
   11,940.75x = 25,643.25 × 25,643.25
4. Step 4: Simplify right side
   11,940.75x = 657,576,270.56
5. Step 5: Solve for x
   x = 657,576,270.56/11,940.75
6. Step 6: Final answer
   x = 55,069.93