Finding the Third Proportional to 40,557 and 54,250

Step by Step Solution

1. Step 1: Write the proportion equation
   40,557 : 54,250 = 54,250 : x
2. Step 2: Convert to fraction form
   40,557/54,250 = 54,250/x
3. Step 3: Cross multiply
   40,557x = 54,250 × 54,250
4. Step 4: Simplify right side
   40,557x = 2,943,062,500
5. Step 5: Solve for x
   x = 2,943,062,500/40,557
6. Step 6: Final answer
   x = 72,566.08