Finding the Fourth Proportional to 3,498.72, 5,222.48 and 3,083.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,498.72 : 5,222.48 = 3,083.55 : x
2. Step 2: Convert to fraction form
   3,498.72/5,222.48 = 3,083.55/x
3. Step 3: Cross multiply
   3,498.72x = 5,222.48 × 3,083.55
4. Step 4: Simplify right side
   3,498.72x = 16,103,766.33
5. Step 5: Solve for x
   x = 16,103,766.33/3,498.72
6. Step 6: Final answer
   x = 4,602.76