Finding the Fourth Proportional to 10,959.25, 16,430.67 and 3,559.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,959.25 : 16,430.67 = 3,559.29 : x
2. Step 2: Convert to fraction form
   10,959.25/16,430.67 = 3,559.29/x
3. Step 3: Cross multiply
   10,959.25x = 16,430.67 × 3,559.29
4. Step 4: Simplify right side
   10,959.25x = 58,481,519.42
5. Step 5: Solve for x
   x = 58,481,519.42/10,959.25
6. Step 6: Final answer
   x = 5,336.27