Finding the Fourth Proportional to 2,734.81, 4,101.33 and 885.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,734.81 : 4,101.33 = 885.54 : x
2. Step 2: Convert to fraction form
   2,734.81/4,101.33 = 885.54/x
3. Step 3: Cross multiply
   2,734.81x = 4,101.33 × 885.54
4. Step 4: Simplify right side
   2,734.81x = 3,631,891.77
5. Step 5: Solve for x
   x = 3,631,891.77/2,734.81
6. Step 6: Final answer
   x = 1,328.02