Finding the Fourth Proportional to 8,865.46, 12,234.42 and 4,886.73

Step by Step Solution

1. Step 1: Write the proportion equation
   8,865.46 : 12,234.42 = 4,886.73 : x
2. Step 2: Convert to fraction form
   8,865.46/12,234.42 = 4,886.73/x
3. Step 3: Cross multiply
   8,865.46x = 12,234.42 × 4,886.73
4. Step 4: Simplify right side
   8,865.46x = 59,786,307.25
5. Step 5: Solve for x
   x = 59,786,307.25/8,865.46
6. Step 6: Final answer
   x = 6,743.73