Finding the Fourth Proportional to 11,543.38, 17,317.23 and 4,618.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,543.38 : 17,317.23 = 4,618.42 : x
2. Step 2: Convert to fraction form
   11,543.38/17,317.23 = 4,618.42/x
3. Step 3: Cross multiply
   11,543.38x = 17,317.23 × 4,618.42
4. Step 4: Simplify right side
   11,543.38x = 79,978,241.38
5. Step 5: Solve for x
   x = 79,978,241.38/11,543.38
6. Step 6: Final answer
   x = 6,928.49