Finding the Fourth Proportional to 14,559.22, 20,091.72 and 8,271.59

Step by Step Solution

1. Step 1: Write the proportion equation
   14,559.22 : 20,091.72 = 8,271.59 : x
2. Step 2: Convert to fraction form
   14,559.22/20,091.72 = 8,271.59/x
3. Step 3: Cross multiply
   14,559.22x = 20,091.72 × 8,271.59
4. Step 4: Simplify right side
   14,559.22x = 166,190,470.23
5. Step 5: Solve for x
   x = 166,190,470.23/14,559.22
6. Step 6: Final answer
   x = 11,414.79