Finding the Third Proportional to 3,168.37 and 5,502.21

Step by Step Solution

1. Step 1: Write the proportion equation
   3,168.37 : 5,502.21 = 5,502.21 : x
2. Step 2: Convert to fraction form
   3,168.37/5,502.21 = 5,502.21/x
3. Step 3: Cross multiply
   3,168.37x = 5,502.21 × 5,502.21
4. Step 4: Simplify right side
   3,168.37x = 30,274,268.78
5. Step 5: Solve for x
   x = 30,274,268.78/3,168.37
6. Step 6: Final answer
   x = 9,555.15