Finding the Fourth Proportional to 2,557.86, 3,833.55 and 1,095.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,557.86 : 3,833.55 = 1,095.41 : x
2. Step 2: Convert to fraction form
   2,557.86/3,833.55 = 1,095.41/x
3. Step 3: Cross multiply
   2,557.86x = 3,833.55 × 1,095.41
4. Step 4: Simplify right side
   2,557.86x = 4,199,289.84
5. Step 5: Solve for x
   x = 4,199,289.84/2,557.86
6. Step 6: Final answer
   x = 1,641.72