Finding the Fourth Proportional to 3,789.34, 5,656.22 and 3,511.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,789.34 : 5,656.22 = 3,511.39 : x
2. Step 2: Convert to fraction form
   3,789.34/5,656.22 = 3,511.39/x
3. Step 3: Cross multiply
   3,789.34x = 5,656.22 × 3,511.39
4. Step 4: Simplify right side
   3,789.34x = 19,861,194.35
5. Step 5: Solve for x
   x = 19,861,194.35/3,789.34
6. Step 6: Final answer
   x = 5,241.33