Finding the Fourth Proportional to 2,344.73, 3,518.71 and 885.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,344.73 : 3,518.71 = 885.11 : x
2. Step 2: Convert to fraction form
   2,344.73/3,518.71 = 885.11/x
3. Step 3: Cross multiply
   2,344.73x = 3,518.71 × 885.11
4. Step 4: Simplify right side
   2,344.73x = 3,114,425.60
5. Step 5: Solve for x
   x = 3,114,425.60/2,344.73
6. Step 6: Final answer
   x = 1,328.27