Finding the Fourth Proportional to 2,845.59, 4,268.96 and 1,090.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,845.59 : 4,268.96 = 1,090.52 : x
2. Step 2: Convert to fraction form
   2,845.59/4,268.96 = 1,090.52/x
3. Step 3: Cross multiply
   2,845.59x = 4,268.96 × 1,090.52
4. Step 4: Simplify right side
   2,845.59x = 4,655,403.57
5. Step 5: Solve for x
   x = 4,655,403.57/2,845.59
6. Step 6: Final answer
   x = 1,636.01