Finding the Fourth Proportional to 11,622.05, 17,431.24 and 5,046.47

Step by Step Solution

1. Step 1: Write the proportion equation
   11,622.05 : 17,431.24 = 5,046.47 : x
2. Step 2: Convert to fraction form
   11,622.05/17,431.24 = 5,046.47/x
3. Step 3: Cross multiply
   11,622.05x = 17,431.24 × 5,046.47
4. Step 4: Simplify right side
   11,622.05x = 87,966,229.72
5. Step 5: Solve for x
   x = 87,966,229.72/11,622.05
6. Step 6: Final answer
   x = 7,568.91