Finding the Third Proportional to 11,822.25 and 25,439.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,822.25 : 25,439.25 = 25,439.25 : x
2. Step 2: Convert to fraction form
   11,822.25/25,439.25 = 25,439.25/x
3. Step 3: Cross multiply
   11,822.25x = 25,439.25 × 25,439.25
4. Step 4: Simplify right side
   11,822.25x = 647,155,440.56
5. Step 5: Solve for x
   x = 647,155,440.56/11,822.25
6. Step 6: Final answer
   x = 54,740.46