Finding the Fourth Proportional to 1,441.94, 1,991.04 and 1,176.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,441.94 : 1,991.04 = 1,176.42 : x
2. Step 2: Convert to fraction form
   1,441.94/1,991.04 = 1,176.42/x
3. Step 3: Cross multiply
   1,441.94x = 1,991.04 × 1,176.42
4. Step 4: Simplify right side
   1,441.94x = 2,342,299.28
5. Step 5: Solve for x
   x = 2,342,299.28/1,441.94
6. Step 6: Final answer
   x = 1,624.41