Finding the Fourth Proportional to 8,806.54, 12,152.94 and 4,827.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,806.54 : 12,152.94 = 4,827.72 : x
2. Step 2: Convert to fraction form
   8,806.54/12,152.94 = 4,827.72/x
3. Step 3: Cross multiply
   8,806.54x = 12,152.94 × 4,827.72
4. Step 4: Simplify right side
   8,806.54x = 58,670,950.61
5. Step 5: Solve for x
   x = 58,670,950.61/8,806.54
6. Step 6: Final answer
   x = 6,662.20