Finding the Fourth Proportional to 11,447.71, 17,167.53 and 5,443.04

Step by Step Solution

1. Step 1: Write the proportion equation
   11,447.71 : 17,167.53 = 5,443.04 : x
2. Step 2: Convert to fraction form
   11,447.71/17,167.53 = 5,443.04/x
3. Step 3: Cross multiply
   11,447.71x = 17,167.53 × 5,443.04
4. Step 4: Simplify right side
   11,447.71x = 93,443,552.49
5. Step 5: Solve for x
   x = 93,443,552.49/11,447.71
6. Step 6: Final answer
   x = 8,162.64