Finding the Third Proportional to 7,222.50 and 11,086.03

Step by Step Solution

1. Step 1: Write the proportion equation
   7,222.50 : 11,086.03 = 11,086.03 : x
2. Step 2: Convert to fraction form
   7,222.50/11,086.03 = 11,086.03/x
3. Step 3: Cross multiply
   7,222.50x = 11,086.03 × 11,086.03
4. Step 4: Simplify right side
   7,222.50x = 122,900,088.88
5. Step 5: Solve for x
   x = 122,900,088.88/7,222.50
6. Step 6: Final answer
   x = 17,016.28