Finding the Fourth Proportional to 2,552.58, 3,826.17 and 1,090.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552.58 : 3,826.17 = 1,090.89 : x
2. Step 2: Convert to fraction form
   2,552.58/3,826.17 = 1,090.89/x
3. Step 3: Cross multiply
   2,552.58x = 3,826.17 × 1,090.89
4. Step 4: Simplify right side
   2,552.58x = 4,173,930.59
5. Step 5: Solve for x
   x = 4,173,930.59/2,552.58
6. Step 6: Final answer
   x = 1,635.18