Finding the Fourth Proportional to 8,758.26, 12,086.55 and 4,779.41

Step by Step Solution

1. Step 1: Write the proportion equation
   8,758.26 : 12,086.55 = 4,779.41 : x
2. Step 2: Convert to fraction form
   8,758.26/12,086.55 = 4,779.41/x
3. Step 3: Cross multiply
   8,758.26x = 12,086.55 × 4,779.41
4. Step 4: Simplify right side
   8,758.26x = 57,766,517.50
5. Step 5: Solve for x
   x = 57,766,517.50/8,758.26
6. Step 6: Final answer
   x = 6,595.66