Finding the Fourth Proportional to 8,885.23, 12,261.77 and 4,906.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,885.23 : 12,261.77 = 4,906.10 : x
2. Step 2: Convert to fraction form
   8,885.23/12,261.77 = 4,906.10/x
3. Step 3: Cross multiply
   8,885.23x = 12,261.77 × 4,906.10
4. Step 4: Simplify right side
   8,885.23x = 60,157,445.27
5. Step 5: Solve for x
   x = 60,157,445.27/8,885.23
6. Step 6: Final answer
   x = 6,770.50