Finding the Third Proportional to 3,403.69 and 7,078.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,403.69 : 7,078.22 = 7,078.22 : x
2. Step 2: Convert to fraction form
   3,403.69/7,078.22 = 7,078.22/x
3. Step 3: Cross multiply
   3,403.69x = 7,078.22 × 7,078.22
4. Step 4: Simplify right side
   3,403.69x = 50,101,180.67
5. Step 5: Solve for x
   x = 50,101,180.67/3,403.69
6. Step 6: Final answer
   x = 14,719.68