Finding the Third Proportional to 7,176.09 and 15,221.67

Step by Step Solution

1. Step 1: Write the proportion equation
   7,176.09 : 15,221.67 = 15,221.67 : x
2. Step 2: Convert to fraction form
   7,176.09/15,221.67 = 15,221.67/x
3. Step 3: Cross multiply
   7,176.09x = 15,221.67 × 15,221.67
4. Step 4: Simplify right side
   7,176.09x = 231,699,294.67
5. Step 5: Solve for x
   x = 231,699,294.67/7,176.09
6. Step 6: Final answer
   x = 32,287.66