Finding the Fourth Proportional to 11,429.99, 17,143.85 and 3,530.39

Step by Step Solution

1. Step 1: Write the proportion equation
   11,429.99 : 17,143.85 = 3,530.39 : x
2. Step 2: Convert to fraction form
   11,429.99/17,143.85 = 3,530.39/x
3. Step 3: Cross multiply
   11,429.99x = 17,143.85 × 3,530.39
4. Step 4: Simplify right side
   11,429.99x = 60,524,528.29
5. Step 5: Solve for x
   x = 60,524,528.29/11,429.99
6. Step 6: Final answer
   x = 5,295.24