Finding the Fourth Proportional to 2,091.59, 2,884.21 and 1,344.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091.59 : 2,884.21 = 1,344.94 : x
2. Step 2: Convert to fraction form
   2,091.59/2,884.21 = 1,344.94/x
3. Step 3: Cross multiply
   2,091.59x = 2,884.21 × 1,344.94
4. Step 4: Simplify right side
   2,091.59x = 3,879,078.82
5. Step 5: Solve for x
   x = 3,879,078.82/2,091.59
6. Step 6: Final answer
   x = 1,854.61