Finding the Fourth Proportional to 4,196.78, 6,287.88 and 2,944.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,196.78 : 6,287.88 = 2,944.72 : x
2. Step 2: Convert to fraction form
   4,196.78/6,287.88 = 2,944.72/x
3. Step 3: Cross multiply
   4,196.78x = 6,287.88 × 2,944.72
4. Step 4: Simplify right side
   4,196.78x = 18,516,048.33
5. Step 5: Solve for x
   x = 18,516,048.33/4,196.78
6. Step 6: Final answer
   x = 4,411.97