Finding the Fourth Proportional to 8,818.37, 12,169.32 and 4,839.55

Step by Step Solution

1. Step 1: Write the proportion equation
   8,818.37 : 12,169.32 = 4,839.55 : x
2. Step 2: Convert to fraction form
   8,818.37/12,169.32 = 4,839.55/x
3. Step 3: Cross multiply
   8,818.37x = 12,169.32 × 4,839.55
4. Step 4: Simplify right side
   8,818.37x = 58,894,032.61
5. Step 5: Solve for x
   x = 58,894,032.61/8,818.37
6. Step 6: Final answer
   x = 6,678.56