Finding the Third Proportional to 39,521.25 and 57,801.38

Step by Step Solution

1. Step 1: Write the proportion equation
   39,521.25 : 57,801.38 = 57,801.38 : x
2. Step 2: Convert to fraction form
   39,521.25/57,801.38 = 57,801.38/x
3. Step 3: Cross multiply
   39,521.25x = 57,801.38 × 57,801.38
4. Step 4: Simplify right side
   39,521.25x = 3,340,998,951.89
5. Step 5: Solve for x
   x = 3,340,998,951.89/39,521.25
6. Step 6: Final answer
   x = 84,536.77