Finding the Fourth Proportional to 8,859.27, 12,225.83 and 4,880.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,859.27 : 12,225.83 = 4,880.37 : x
2. Step 2: Convert to fraction form
   8,859.27/12,225.83 = 4,880.37/x
3. Step 3: Cross multiply
   8,859.27x = 12,225.83 × 4,880.37
4. Step 4: Simplify right side
   8,859.27x = 59,666,573.96
5. Step 5: Solve for x
   x = 59,666,573.96/8,859.27
6. Step 6: Final answer
   x = 6,734.93