Finding the Fourth Proportional to 3,960.69, 5,465.79 and 2,192.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,960.69 : 5,465.79 = 2,192.37 : x
2. Step 2: Convert to fraction form
   3,960.69/5,465.79 = 2,192.37/x
3. Step 3: Cross multiply
   3,960.69x = 5,465.79 × 2,192.37
4. Step 4: Simplify right side
   3,960.69x = 11,983,034.02
5. Step 5: Solve for x
   x = 11,983,034.02/3,960.69
6. Step 6: Final answer
   x = 3,025.49