Finding the Third Proportional to 25,121.25 and 54,616.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,121.25 : 54,616.50 = 54,616.50 : x
2. Step 2: Convert to fraction form
   25,121.25/54,616.50 = 54,616.50/x
3. Step 3: Cross multiply
   25,121.25x = 54,616.50 × 54,616.50
4. Step 4: Simplify right side
   25,121.25x = 2,982,962,072.25
5. Step 5: Solve for x
   x = 2,982,962,072.25/25,121.25
6. Step 6: Final answer
   x = 118,742.58