Finding the Fourth Proportional to 1,411.16, 1,944.66 and 1,017.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.16 : 1,944.66 = 1,017.44 : x
2. Step 2: Convert to fraction form
   1,411.16/1,944.66 = 1,017.44/x
3. Step 3: Cross multiply
   1,411.16x = 1,944.66 × 1,017.44
4. Step 4: Simplify right side
   1,411.16x = 1,978,574.87
5. Step 5: Solve for x
   x = 1,978,574.87/1,411.16
6. Step 6: Final answer
   x = 1,402.09