Finding the Fourth Proportional to 8,882.78, 12,257.60 and 4,903.02

Step by Step Solution

1. Step 1: Write the proportion equation
   8,882.78 : 12,257.60 = 4,903.02 : x
2. Step 2: Convert to fraction form
   8,882.78/12,257.60 = 4,903.02/x
3. Step 3: Cross multiply
   8,882.78x = 12,257.60 × 4,903.02
4. Step 4: Simplify right side
   8,882.78x = 60,099,233.44
5. Step 5: Solve for x
   x = 60,099,233.44/8,882.78
6. Step 6: Final answer
   x = 6,765.82