Finding the Fourth Proportional to 4,105.78, 5,667.78 and 2,995.19

Step by Step Solution

1. Step 1: Write the proportion equation
   4,105.78 : 5,667.78 = 2,995.19 : x
2. Step 2: Convert to fraction form
   4,105.78/5,667.78 = 2,995.19/x
3. Step 3: Cross multiply
   4,105.78x = 5,667.78 × 2,995.19
4. Step 4: Simplify right side
   4,105.78x = 16,976,082.13
5. Step 5: Solve for x
   x = 16,976,082.13/4,105.78
6. Step 6: Final answer
   x = 4,134.68