Finding the Third Proportional to 12,271.50 and 30,648.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,271.50 : 30,648.38 = 30,648.38 : x
2. Step 2: Convert to fraction form
   12,271.50/30,648.38 = 30,648.38/x
3. Step 3: Cross multiply
   12,271.50x = 30,648.38 × 30,648.38
4. Step 4: Simplify right side
   12,271.50x = 939,322,890.14
5. Step 5: Solve for x
   x = 939,322,890.14/12,271.50
6. Step 6: Final answer
   x = 76,545.08