Finding the Fourth Proportional to 2,211.10, 3,049.50 and 1,613.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,211.10 : 3,049.50 = 1,613.62 : x
2. Step 2: Convert to fraction form
   2,211.10/3,049.50 = 1,613.62/x
3. Step 3: Cross multiply
   2,211.10x = 3,049.50 × 1,613.62
4. Step 4: Simplify right side
   2,211.10x = 4,920,734.19
5. Step 5: Solve for x
   x = 4,920,734.19/2,211.10
6. Step 6: Final answer
   x = 2,225.47