Finding the Fourth Proportional to 3,504.50, 4,843.17 and 2,874.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,504.50 : 4,843.17 = 2,874.05 : x
2. Step 2: Convert to fraction form
   3,504.50/4,843.17 = 2,874.05/x
3. Step 3: Cross multiply
   3,504.50x = 4,843.17 × 2,874.05
4. Step 4: Simplify right side
   3,504.50x = 13,919,488.52
5. Step 5: Solve for x
   x = 13,919,488.52/3,504.50
6. Step 6: Final answer
   x = 3,971.90