Finding the Fourth Proportional to 11,965.43, 17,949.37 and 4,576.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,965.43 : 17,949.37 = 4,576.10 : x
2. Step 2: Convert to fraction form
   11,965.43/17,949.37 = 4,576.10/x
3. Step 3: Cross multiply
   11,965.43x = 17,949.37 × 4,576.10
4. Step 4: Simplify right side
   11,965.43x = 82,138,090.72
5. Step 5: Solve for x
   x = 82,138,090.72/11,965.43
6. Step 6: Final answer
   x = 6,864.62