Finding the Third Proportional to 39.94 and 57.53

Step by Step Solution

1. Step 1: Write the proportion equation
   39.94 : 57.53 = 57.53 : x
2. Step 2: Convert to fraction form
   39.94/57.53 = 57.53/x
3. Step 3: Cross multiply
   39.94x = 57.53 × 57.53
4. Step 4: Simplify right side
   39.94x = 3,309.84
5. Step 5: Solve for x
   x = 3,309.84/39.94
6. Step 6: Final answer
   x = 82.88