Finding the Fourth Proportional to 2,788.08, 4,182.04 and 1,144.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,788.08 : 4,182.04 = 1,144.72 : x
2. Step 2: Convert to fraction form
   2,788.08/4,182.04 = 1,144.72/x
3. Step 3: Cross multiply
   2,788.08x = 4,182.04 × 1,144.72
4. Step 4: Simplify right side
   2,788.08x = 4,787,264.83
5. Step 5: Solve for x
   x = 4,787,264.83/2,788.08
6. Step 6: Final answer
   x = 1,717.05