Finding the Fourth Proportional to 17,559.54, 26,341.89 and 5,709.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,559.54 : 26,341.89 = 5,709.42 : x
2. Step 2: Convert to fraction form
   17,559.54/26,341.89 = 5,709.42/x
3. Step 3: Cross multiply
   17,559.54x = 26,341.89 × 5,709.42
4. Step 4: Simplify right side
   17,559.54x = 150,396,913.60
5. Step 5: Solve for x
   x = 150,396,913.60/17,559.54
6. Step 6: Final answer
   x = 8,564.97