Finding the Fourth Proportional to 2,911.96, 4,367.58 and 1,180.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,911.96 : 4,367.58 = 1,180.04 : x
2. Step 2: Convert to fraction form
   2,911.96/4,367.58 = 1,180.04/x
3. Step 3: Cross multiply
   2,911.96x = 4,367.58 × 1,180.04
4. Step 4: Simplify right side
   2,911.96x = 5,153,919.10
5. Step 5: Solve for x
   x = 5,153,919.10/2,911.96
6. Step 6: Final answer
   x = 1,769.91