Finding the Fourth Proportional to 2,788.59, 4,183.27 and 940.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,788.59 : 4,183.27 = 940.23 : x
2. Step 2: Convert to fraction form
   2,788.59/4,183.27 = 940.23/x
3. Step 3: Cross multiply
   2,788.59x = 4,183.27 × 940.23
4. Step 4: Simplify right side
   2,788.59x = 3,933,242.62
5. Step 5: Solve for x
   x = 3,933,242.62/2,788.59
6. Step 6: Final answer
   x = 1,410.48