Finding the Fourth Proportional to 3,399.05, 5,099.39 and 1,550.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,399.05 : 5,099.39 = 1,550.72 : x
2. Step 2: Convert to fraction form
   3,399.05/5,099.39 = 1,550.72/x
3. Step 3: Cross multiply
   3,399.05x = 5,099.39 × 1,550.72
4. Step 4: Simplify right side
   3,399.05x = 7,907,726.06
5. Step 5: Solve for x
   x = 7,907,726.06/3,399.05
6. Step 6: Final answer
   x = 2,326.45