Finding the Fourth Proportional to 3,479.90, 4,792.41 and 3,168.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,479.90 : 4,792.41 = 3,168.50 : x
2. Step 2: Convert to fraction form
   3,479.90/4,792.41 = 3,168.50/x
3. Step 3: Cross multiply
   3,479.90x = 4,792.41 × 3,168.50
4. Step 4: Simplify right side
   3,479.90x = 15,184,727.12
5. Step 5: Solve for x
   x = 15,184,727.12/3,479.90
6. Step 6: Final answer
   x = 4,363.56