Finding the Third Proportional to 42,932 and 57,324

Step by Step Solution

1. Step 1: Write the proportion equation
   42,932 : 57,324 = 57,324 : x
2. Step 2: Convert to fraction form
   42,932/57,324 = 57,324/x
3. Step 3: Cross multiply
   42,932x = 57,324 × 57,324
4. Step 4: Simplify right side
   42,932x = 3,286,040,976
5. Step 5: Solve for x
   x = 3,286,040,976/42,932
6. Step 6: Final answer
   x = 76,540.60