Finding the Third Proportional to 39,487.50 and 54,327.38

Step by Step Solution

1. Step 1: Write the proportion equation
   39,487.50 : 54,327.38 = 54,327.38 : x
2. Step 2: Convert to fraction form
   39,487.50/54,327.38 = 54,327.38/x
3. Step 3: Cross multiply
   39,487.50x = 54,327.38 × 54,327.38
4. Step 4: Simplify right side
   39,487.50x = 2,951,463,674.39
5. Step 5: Solve for x
   x = 2,951,463,674.39/39,487.50
6. Step 6: Final answer
   x = 74,744.25