Finding the Fourth Proportional to 13,159.59, 19,744.85 and 5,760.24

Step by Step Solution

1. Step 1: Write the proportion equation
   13,159.59 : 19,744.85 = 5,760.24 : x
2. Step 2: Convert to fraction form
   13,159.59/19,744.85 = 5,760.24/x
3. Step 3: Cross multiply
   13,159.59x = 19,744.85 × 5,760.24
4. Step 4: Simplify right side
   13,159.59x = 113,735,074.76
5. Step 5: Solve for x
   x = 113,735,074.76/13,159.59
6. Step 6: Final answer
   x = 8,642.75