Finding the Third Proportional to 25,485 and 54,250

Step by Step Solution

1. Step 1: Write the proportion equation
   25,485 : 54,250 = 54,250 : x
2. Step 2: Convert to fraction form
   25,485/54,250 = 54,250/x
3. Step 3: Cross multiply
   25,485x = 54,250 × 54,250
4. Step 4: Simplify right side
   25,485x = 2,943,062,500
5. Step 5: Solve for x
   x = 2,943,062,500/25,485
6. Step 6: Final answer
   x = 115,482.15