Finding the Fourth Proportional to 3,702.42, 5,554.44 and 1,105.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,702.42 : 5,554.44 = 1,105.38 : x
2. Step 2: Convert to fraction form
   3,702.42/5,554.44 = 1,105.38/x
3. Step 3: Cross multiply
   3,702.42x = 5,554.44 × 1,105.38
4. Step 4: Simplify right side
   3,702.42x = 6,139,766.89
5. Step 5: Solve for x
   x = 6,139,766.89/3,702.42
6. Step 6: Final answer
   x = 1,658.31