Finding the Third Proportional to 3,757.50 and 9,039.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,757.50 : 9,039.38 = 9,039.38 : x
2. Step 2: Convert to fraction form
   3,757.50/9,039.38 = 9,039.38/x
3. Step 3: Cross multiply
   3,757.50x = 9,039.38 × 9,039.38
4. Step 4: Simplify right side
   3,757.50x = 81,710,300.39
5. Step 5: Solve for x
   x = 81,710,300.39/3,757.50
6. Step 6: Final answer
   x = 21,745.92