Finding the Fourth Proportional to 2,183.94, 3,014.82 and 1,438.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,183.94 : 3,014.82 = 1,438.29 : x
2. Step 2: Convert to fraction form
   2,183.94/3,014.82 = 1,438.29/x
3. Step 3: Cross multiply
   2,183.94x = 3,014.82 × 1,438.29
4. Step 4: Simplify right side
   2,183.94x = 4,336,185.46
5. Step 5: Solve for x
   x = 4,336,185.46/2,183.94
6. Step 6: Final answer
   x = 1,985.49