Finding the Third Proportional to 25,436 and 54,391

Step by Step Solution

1. Step 1: Write the proportion equation
   25,436 : 54,391 = 54,391 : x
2. Step 2: Convert to fraction form
   25,436/54,391 = 54,391/x
3. Step 3: Cross multiply
   25,436x = 54,391 × 54,391
4. Step 4: Simplify right side
   25,436x = 2,958,380,881
5. Step 5: Solve for x
   x = 2,958,380,881/25,436
6. Step 6: Final answer
   x = 116,306.84