Finding the Fourth Proportional to 8,758.27, 12,086.31 and 4,779.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,758.27 : 12,086.31 = 4,779.46 : x
2. Step 2: Convert to fraction form
   8,758.27/12,086.31 = 4,779.46/x
3. Step 3: Cross multiply
   8,758.27x = 12,086.31 × 4,779.46
4. Step 4: Simplify right side
   8,758.27x = 57,766,035.19
5. Step 5: Solve for x
   x = 57,766,035.19/8,758.27
6. Step 6: Final answer
   x = 6,595.60