Finding the Fourth Proportional to 2,651.18, 3,977.01 and 1,090.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,651.18 : 3,977.01 = 1,090.82 : x
2. Step 2: Convert to fraction form
   2,651.18/3,977.01 = 1,090.82/x
3. Step 3: Cross multiply
   2,651.18x = 3,977.01 × 1,090.82
4. Step 4: Simplify right side
   2,651.18x = 4,338,202.05
5. Step 5: Solve for x
   x = 4,338,202.05/2,651.18
6. Step 6: Final answer
   x = 1,636.33