Finding the Fourth Proportional to 8,885.25, 12,261.55 and 4,906.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,885.25 : 12,261.55 = 4,906.27 : x
2. Step 2: Convert to fraction form
   8,885.25/12,261.55 = 4,906.27/x
3. Step 3: Cross multiply
   8,885.25x = 12,261.55 × 4,906.27
4. Step 4: Simplify right side
   8,885.25x = 60,158,474.92
5. Step 5: Solve for x
   x = 60,158,474.92/8,885.25
6. Step 6: Final answer
   x = 6,770.60