Finding the Fourth Proportional to 3,557.93, 5,338.83 and 1,479.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,557.93 : 5,338.83 = 1,479.37 : x
2. Step 2: Convert to fraction form
   3,557.93/5,338.83 = 1,479.37/x
3. Step 3: Cross multiply
   3,557.93x = 5,338.83 × 1,479.37
4. Step 4: Simplify right side
   3,557.93x = 7,898,097.54
5. Step 5: Solve for x
   x = 7,898,097.54/3,557.93
6. Step 6: Final answer
   x = 2,219.86