Finding the Fourth Proportional to 2,935.30, 4,379.24 and 2,796.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,935.30 : 4,379.24 = 2,796.16 : x
2. Step 2: Convert to fraction form
   2,935.30/4,379.24 = 2,796.16/x
3. Step 3: Cross multiply
   2,935.30x = 4,379.24 × 2,796.16
4. Step 4: Simplify right side
   2,935.30x = 12,245,055.72
5. Step 5: Solve for x
   x = 12,245,055.72/2,935.30
6. Step 6: Final answer
   x = 4,171.65