Finding the Fourth Proportional to 8,736.94, 12,056.91 and 4,758.05

Step by Step Solution

1. Step 1: Write the proportion equation
   8,736.94 : 12,056.91 = 4,758.05 : x
2. Step 2: Convert to fraction form
   8,736.94/12,056.91 = 4,758.05/x
3. Step 3: Cross multiply
   8,736.94x = 12,056.91 × 4,758.05
4. Step 4: Simplify right side
   8,736.94x = 57,367,380.63
5. Step 5: Solve for x
   x = 57,367,380.63/8,736.94
6. Step 6: Final answer
   x = 6,566.07