Finding the Third Proportional to 25,012 and 54,880

Step by Step Solution

1. Step 1: Write the proportion equation
   25,012 : 54,880 = 54,880 : x
2. Step 2: Convert to fraction form
   25,012/54,880 = 54,880/x
3. Step 3: Cross multiply
   25,012x = 54,880 × 54,880
4. Step 4: Simplify right side
   25,012x = 3,011,814,400
5. Step 5: Solve for x
   x = 3,011,814,400/25,012
6. Step 6: Final answer
   x = 120,414.78