Finding the Fourth Proportional to 11,379.58, 17,062.23 and 3,479.47

Step by Step Solution

1. Step 1: Write the proportion equation
   11,379.58 : 17,062.23 = 3,479.47 : x
2. Step 2: Convert to fraction form
   11,379.58/17,062.23 = 3,479.47/x
3. Step 3: Cross multiply
   11,379.58x = 17,062.23 × 3,479.47
4. Step 4: Simplify right side
   11,379.58x = 59,367,517.42
5. Step 5: Solve for x
   x = 59,367,517.42/11,379.58
6. Step 6: Final answer
   x = 5,217.02