Finding the Fourth Proportional to 2,745.86, 4,120.32 and 1,101.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,745.86 : 4,120.32 = 1,101.96 : x
2. Step 2: Convert to fraction form
   2,745.86/4,120.32 = 1,101.96/x
3. Step 3: Cross multiply
   2,745.86x = 4,120.32 × 1,101.96
4. Step 4: Simplify right side
   2,745.86x = 4,540,427.83
5. Step 5: Solve for x
   x = 4,540,427.83/2,745.86
6. Step 6: Final answer
   x = 1,653.55