Finding the Fourth Proportional to 3,328.42, 4,993.18 and 1,019.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,328.42 : 4,993.18 = 1,019.38 : x
2. Step 2: Convert to fraction form
   3,328.42/4,993.18 = 1,019.38/x
3. Step 3: Cross multiply
   3,328.42x = 4,993.18 × 1,019.38
4. Step 4: Simplify right side
   3,328.42x = 5,089,947.83
5. Step 5: Solve for x
   x = 5,089,947.83/3,328.42
6. Step 6: Final answer
   x = 1,529.24