Finding the Fourth Proportional to 3,222.69, 4,449.83 and 2,475.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,222.69 : 4,449.83 = 2,475.47 : x
2. Step 2: Convert to fraction form
   3,222.69/4,449.83 = 2,475.47/x
3. Step 3: Cross multiply
   3,222.69x = 4,449.83 × 2,475.47
4. Step 4: Simplify right side
   3,222.69x = 11,015,386.04
5. Step 5: Solve for x
   x = 11,015,386.04/3,222.69
6. Step 6: Final answer
   x = 3,418.07