Finding the Fourth Proportional to 2,377.65, 3,567.39 and 1,078.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.65 : 3,567.39 = 1,078.82 : x
2. Step 2: Convert to fraction form
   2,377.65/3,567.39 = 1,078.82/x
3. Step 3: Cross multiply
   2,377.65x = 3,567.39 × 1,078.82
4. Step 4: Simplify right side
   2,377.65x = 3,848,548.45
5. Step 5: Solve for x
   x = 3,848,548.45/2,377.65
6. Step 6: Final answer
   x = 1,618.64