Finding the Fourth Proportional to 8,736.08, 12,056.85 and 4,960.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,736.08 : 12,056.85 = 4,960.42 : x
2. Step 2: Convert to fraction form
   8,736.08/12,056.85 = 4,960.42/x
3. Step 3: Cross multiply
   8,736.08x = 12,056.85 × 4,960.42
4. Step 4: Simplify right side
   8,736.08x = 59,807,039.88
5. Step 5: Solve for x
   x = 59,807,039.88/8,736.08
6. Step 6: Final answer
   x = 6,845.98