Finding the Third Proportional to 25,401.75 and 55,643.25

Step by Step Solution

1. Step 1: Write the proportion equation
   25,401.75 : 55,643.25 = 55,643.25 : x
2. Step 2: Convert to fraction form
   25,401.75/55,643.25 = 55,643.25/x
3. Step 3: Cross multiply
   25,401.75x = 55,643.25 × 55,643.25
4. Step 4: Simplify right side
   25,401.75x = 3,096,171,270.56
5. Step 5: Solve for x
   x = 3,096,171,270.56/25,401.75
6. Step 6: Final answer
   x = 121,888.11