Finding the Fourth Proportional to 5,516.31, 7,613.52 and 3,279.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,516.31 : 7,613.52 = 3,279.42 : x
2. Step 2: Convert to fraction form
   5,516.31/7,613.52 = 3,279.42/x
3. Step 3: Cross multiply
   5,516.31x = 7,613.52 × 3,279.42
4. Step 4: Simplify right side
   5,516.31x = 24,967,929.76
5. Step 5: Solve for x
   x = 24,967,929.76/5,516.31
6. Step 6: Final answer
   x = 4,526.20