Finding the Fourth Proportional to 2,936.57, 4,404.83 and 2,765.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,936.57 : 4,404.83 = 2,765.39 : x
2. Step 2: Convert to fraction form
   2,936.57/4,404.83 = 2,765.39/x
3. Step 3: Cross multiply
   2,936.57x = 4,404.83 × 2,765.39
4. Step 4: Simplify right side
   2,936.57x = 12,181,036.98
5. Step 5: Solve for x
   x = 12,181,036.98/2,936.57
6. Step 6: Final answer
   x = 4,148.06