Finding the Fourth Proportional to 2,662.83, 3,992.58 and 1,103.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,662.83 : 3,992.58 = 1,103.58 : x
2. Step 2: Convert to fraction form
   2,662.83/3,992.58 = 1,103.58/x
3. Step 3: Cross multiply
   2,662.83x = 3,992.58 × 1,103.58
4. Step 4: Simplify right side
   2,662.83x = 4,406,131.44
5. Step 5: Solve for x
   x = 4,406,131.44/2,662.83
6. Step 6: Final answer
   x = 1,654.68