Finding the Fourth Proportional to 1,411.08, 1,949.04 and 1,017.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.08 : 1,949.04 = 1,017.42 : x
2. Step 2: Convert to fraction form
   1,411.08/1,949.04 = 1,017.42/x
3. Step 3: Cross multiply
   1,411.08x = 1,949.04 × 1,017.42
4. Step 4: Simplify right side
   1,411.08x = 1,982,992.28
5. Step 5: Solve for x
   x = 1,982,992.28/1,411.08
6. Step 6: Final answer
   x = 1,405.30