Finding the Third Proportional to 3,865.22 and 5,528.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,865.22 : 5,528.25 = 5,528.25 : x
2. Step 2: Convert to fraction form
   3,865.22/5,528.25 = 5,528.25/x
3. Step 3: Cross multiply
   3,865.22x = 5,528.25 × 5,528.25
4. Step 4: Simplify right side
   3,865.22x = 30,561,548.06
5. Step 5: Solve for x
   x = 30,561,548.06/3,865.22
6. Step 6: Final answer
   x = 7,906.81