Finding the Fourth Proportional to 8,857.98, 12,224.03 and 4,824.79

Step by Step Solution

1. Step 1: Write the proportion equation
   8,857.98 : 12,224.03 = 4,824.79 : x
2. Step 2: Convert to fraction form
   8,857.98/12,224.03 = 4,824.79/x
3. Step 3: Cross multiply
   8,857.98x = 12,224.03 × 4,824.79
4. Step 4: Simplify right side
   8,857.98x = 58,978,323.02
5. Step 5: Solve for x
   x = 58,978,323.02/8,857.98
6. Step 6: Final answer
   x = 6,658.21