Finding the Third Proportional to 7,183.69 and 11,200.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,183.69 : 11,200.78 = 11,200.78 : x
2. Step 2: Convert to fraction form
   7,183.69/11,200.78 = 11,200.78/x
3. Step 3: Cross multiply
   7,183.69x = 11,200.78 × 11,200.78
4. Step 4: Simplify right side
   7,183.69x = 125,457,500.61
5. Step 5: Solve for x
   x = 125,457,500.61/7,183.69
6. Step 6: Final answer
   x = 17,464.22