Finding the Third Proportional to 4,064.25 and 5,520.38

Step by Step Solution

1. Step 1: Write the proportion equation
   4,064.25 : 5,520.38 = 5,520.38 : x
2. Step 2: Convert to fraction form
   4,064.25/5,520.38 = 5,520.38/x
3. Step 3: Cross multiply
   4,064.25x = 5,520.38 × 5,520.38
4. Step 4: Simplify right side
   4,064.25x = 30,474,540.14
5. Step 5: Solve for x
   x = 30,474,540.14/4,064.25
6. Step 6: Final answer
   x = 7,498.20