Finding the Fourth Proportional to 3,357.57, 5,002.61 and 3,168.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,357.57 : 5,002.61 = 3,168.94 : x
2. Step 2: Convert to fraction form
   3,357.57/5,002.61 = 3,168.94/x
3. Step 3: Cross multiply
   3,357.57x = 5,002.61 × 3,168.94
4. Step 4: Simplify right side
   3,357.57x = 15,852,966.35
5. Step 5: Solve for x
   x = 15,852,966.35/3,357.57
6. Step 6: Final answer
   x = 4,721.56