Finding the Third Proportional to 25,936 and 57,920

Step by Step Solution

1. Step 1: Write the proportion equation
   25,936 : 57,920 = 57,920 : x
2. Step 2: Convert to fraction form
   25,936/57,920 = 57,920/x
3. Step 3: Cross multiply
   25,936x = 57,920 × 57,920
4. Step 4: Simplify right side
   25,936x = 3,354,726,400
5. Step 5: Solve for x
   x = 3,354,726,400/25,936
6. Step 6: Final answer
   x = 129,346.33