Finding the Fourth Proportional to 3,411.18, 5,078.76 and 3,362.58

Step by Step Solution

1. Step 1: Write the proportion equation
   3,411.18 : 5,078.76 = 3,362.58 : x
2. Step 2: Convert to fraction form
   3,411.18/5,078.76 = 3,362.58/x
3. Step 3: Cross multiply
   3,411.18x = 5,078.76 × 3,362.58
4. Step 4: Simplify right side
   3,411.18x = 17,077,736.80
5. Step 5: Solve for x
   x = 17,077,736.80/3,411.18
6. Step 6: Final answer
   x = 5,006.40