Finding the Fourth Proportional to 8,865.82, 12,234.34 and 5,508.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,865.82 : 12,234.34 = 5,508.56 : x
2. Step 2: Convert to fraction form
   8,865.82/12,234.34 = 5,508.56/x
3. Step 3: Cross multiply
   8,865.82x = 12,234.34 × 5,508.56
4. Step 4: Simplify right side
   8,865.82x = 67,393,595.95
5. Step 5: Solve for x
   x = 67,393,595.95/8,865.82
6. Step 6: Final answer
   x = 7,601.51