Finding the Third Proportional to 27,911 and 39,040.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,911 : 39,040.50 = 39,040.50 : x
2. Step 2: Convert to fraction form
   27,911/39,040.50 = 39,040.50/x
3. Step 3: Cross multiply
   27,911x = 39,040.50 × 39,040.50
4. Step 4: Simplify right side
   27,911x = 1,524,160,640.25
5. Step 5: Solve for x
   x = 1,524,160,640.25/27,911
6. Step 6: Final answer
   x = 54,607.88