Finding the Fourth Proportional to 11,411.43, 17,114.55 and 5,167.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,411.43 : 17,114.55 = 5,167.32 : x
2. Step 2: Convert to fraction form
   11,411.43/17,114.55 = 5,167.32/x
3. Step 3: Cross multiply
   11,411.43x = 17,114.55 × 5,167.32
4. Step 4: Simplify right side
   11,411.43x = 88,436,356.51
5. Step 5: Solve for x
   x = 88,436,356.51/11,411.43
6. Step 6: Final answer
   x = 7,749.80