Finding the Fourth Proportional to 2,819.86, 4,229.82 and 1,088.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,819.86 : 4,229.82 = 1,088.92 : x
2. Step 2: Convert to fraction form
   2,819.86/4,229.82 = 1,088.92/x
3. Step 3: Cross multiply
   2,819.86x = 4,229.82 × 1,088.92
4. Step 4: Simplify right side
   2,819.86x = 4,605,935.59
5. Step 5: Solve for x
   x = 4,605,935.59/2,819.86
6. Step 6: Final answer
   x = 1,633.39