Finding the Fourth Proportional to 2,496.82, 3,744.93 and 853.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,496.82 : 3,744.93 = 853.54 : x
2. Step 2: Convert to fraction form
   2,496.82/3,744.93 = 853.54/x
3. Step 3: Cross multiply
   2,496.82x = 3,744.93 × 853.54
4. Step 4: Simplify right side
   2,496.82x = 3,196,447.55
5. Step 5: Solve for x
   x = 3,196,447.55/2,496.82
6. Step 6: Final answer
   x = 1,280.21