Finding the Fourth Proportional to 2,960.42, 4,433.04 and 2,872.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,960.42 : 4,433.04 = 2,872.82 : x
2. Step 2: Convert to fraction form
   2,960.42/4,433.04 = 2,872.82/x
3. Step 3: Cross multiply
   2,960.42x = 4,433.04 × 2,872.82
4. Step 4: Simplify right side
   2,960.42x = 12,735,303.81
5. Step 5: Solve for x
   x = 12,735,303.81/2,960.42
6. Step 6: Final answer
   x = 4,301.86