Finding the Fourth Proportional to 8,856.42, 12,222 and 4,877.49

Step by Step Solution

1. Step 1: Write the proportion equation
   8,856.42 : 12,222 = 4,877.49 : x
2. Step 2: Convert to fraction form
   8,856.42/12,222 = 4,877.49/x
3. Step 3: Cross multiply
   8,856.42x = 12,222 × 4,877.49
4. Step 4: Simplify right side
   8,856.42x = 59,612,682.78
5. Step 5: Solve for x
   x = 59,612,682.78/8,856.42
6. Step 6: Final answer
   x = 6,731.01