Finding the Fourth Proportional to 2,836.47, 4,254.86 and 888.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,836.47 : 4,254.86 = 888.83 : x
2. Step 2: Convert to fraction form
   2,836.47/4,254.86 = 888.83/x
3. Step 3: Cross multiply
   2,836.47x = 4,254.86 × 888.83
4. Step 4: Simplify right side
   2,836.47x = 3,781,821.50
5. Step 5: Solve for x
   x = 3,781,821.50/2,836.47
6. Step 6: Final answer
   x = 1,333.28