Finding the Third Proportional to 25,475 and 55,579

Step by Step Solution

1. Step 1: Write the proportion equation
   25,475 : 55,579 = 55,579 : x
2. Step 2: Convert to fraction form
   25,475/55,579 = 55,579/x
3. Step 3: Cross multiply
   25,475x = 55,579 × 55,579
4. Step 4: Simplify right side
   25,475x = 3,089,025,241
5. Step 5: Solve for x
   x = 3,089,025,241/25,475
6. Step 6: Final answer
   x = 121,257.12