Finding the Fourth Proportional to 9,266.58, 12,789.56 and 5,910.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,266.58 : 12,789.56 = 5,910.41 : x
2. Step 2: Convert to fraction form
   9,266.58/12,789.56 = 5,910.41/x
3. Step 3: Cross multiply
   9,266.58x = 12,789.56 × 5,910.41
4. Step 4: Simplify right side
   9,266.58x = 75,591,590.07
5. Step 5: Solve for x
   x = 75,591,590.07/9,266.58
6. Step 6: Final answer
   x = 8,157.44