Finding the Fourth Proportional to 1,411.44, 1,949.40 and 1,150.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.44 : 1,949.40 = 1,150.80 : x
2. Step 2: Convert to fraction form
   1,411.44/1,949.40 = 1,150.80/x
3. Step 3: Cross multiply
   1,411.44x = 1,949.40 × 1,150.80
4. Step 4: Simplify right side
   1,411.44x = 2,243,369.52
5. Step 5: Solve for x
   x = 2,243,369.52/1,411.44
6. Step 6: Final answer
   x = 1,589.42