Finding the Fourth Proportional to 9,223.12, 13,810.38 and 5,516.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,223.12 : 13,810.38 = 5,516.56 : x
2. Step 2: Convert to fraction form
   9,223.12/13,810.38 = 5,516.56/x
3. Step 3: Cross multiply
   9,223.12x = 13,810.38 × 5,516.56
4. Step 4: Simplify right side
   9,223.12x = 76,185,789.89
5. Step 5: Solve for x
   x = 76,185,789.89/9,223.12
6. Step 6: Final answer
   x = 8,260.31