Finding the Fourth Proportional to 2,826.80, 4,238.76 and 1,095.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,826.80 : 4,238.76 = 1,095.92 : x
2. Step 2: Convert to fraction form
   2,826.80/4,238.76 = 1,095.92/x
3. Step 3: Cross multiply
   2,826.80x = 4,238.76 × 1,095.92
4. Step 4: Simplify right side
   2,826.80x = 4,645,341.86
5. Step 5: Solve for x
   x = 4,645,341.86/2,826.80
6. Step 6: Final answer
   x = 1,643.32