Finding the Fourth Proportional to 2,550.80, 3,823.41 and 1,316.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,550.80 : 3,823.41 = 1,316.59 : x
2. Step 2: Convert to fraction form
   2,550.80/3,823.41 = 1,316.59/x
3. Step 3: Cross multiply
   2,550.80x = 3,823.41 × 1,316.59
4. Step 4: Simplify right side
   2,550.80x = 5,033,863.37
5. Step 5: Solve for x
   x = 5,033,863.37/2,550.80
6. Step 6: Final answer
   x = 1,973.44