Finding the Fourth Proportional to 3,441.42, 4,746.72 and 3,158.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,441.42 : 4,746.72 = 3,158.76 : x
2. Step 2: Convert to fraction form
   3,441.42/4,746.72 = 3,158.76/x
3. Step 3: Cross multiply
   3,441.42x = 4,746.72 × 3,158.76
4. Step 4: Simplify right side
   3,441.42x = 14,993,749.27
5. Step 5: Solve for x
   x = 14,993,749.27/3,441.42
6. Step 6: Final answer
   x = 4,356.85