Finding the Fourth Proportional to 8,873.52, 12,245.76 and 5,516.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,873.52 : 12,245.76 = 5,516.72 : x
2. Step 2: Convert to fraction form
   8,873.52/12,245.76 = 5,516.72/x
3. Step 3: Cross multiply
   8,873.52x = 12,245.76 × 5,516.72
4. Step 4: Simplify right side
   8,873.52x = 67,556,429.11
5. Step 5: Solve for x
   x = 67,556,429.11/8,873.52
6. Step 6: Final answer
   x = 7,613.26