Finding the Third Proportional to 5,550.50 and 7,209.38

Step by Step Solution

1. Step 1: Write the proportion equation
   5,550.50 : 7,209.38 = 7,209.38 : x
2. Step 2: Convert to fraction form
   5,550.50/7,209.38 = 7,209.38/x
3. Step 3: Cross multiply
   5,550.50x = 7,209.38 × 7,209.38
4. Step 4: Simplify right side
   5,550.50x = 51,975,087.89
5. Step 5: Solve for x
   x = 51,975,087.89/5,550.50
6. Step 6: Final answer
   x = 9,364.04