Finding the Fourth Proportional to 8,758.27, 12,086.35 and 4,779.29

Step by Step Solution

1. Step 1: Write the proportion equation
   8,758.27 : 12,086.35 = 4,779.29 : x
2. Step 2: Convert to fraction form
   8,758.27/12,086.35 = 4,779.29/x
3. Step 3: Cross multiply
   8,758.27x = 12,086.35 × 4,779.29
4. Step 4: Simplify right side
   8,758.27x = 57,764,171.69
5. Step 5: Solve for x
   x = 57,764,171.69/8,758.27
6. Step 6: Final answer
   x = 6,595.39