Finding the Third Proportional to 40,544 and 54,672

Step by Step Solution

1. Step 1: Write the proportion equation
   40,544 : 54,672 = 54,672 : x
2. Step 2: Convert to fraction form
   40,544/54,672 = 54,672/x
3. Step 3: Cross multiply
   40,544x = 54,672 × 54,672
4. Step 4: Simplify right side
   40,544x = 2,989,027,584
5. Step 5: Solve for x
   x = 2,989,027,584/40,544
6. Step 6: Final answer
   x = 73,723.06