Finding the Fourth Proportional to 2,939.87, 4,411.58 and 1,185.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,939.87 : 4,411.58 = 1,185.26 : x
2. Step 2: Convert to fraction form
   2,939.87/4,411.58 = 1,185.26/x
3. Step 3: Cross multiply
   2,939.87x = 4,411.58 × 1,185.26
4. Step 4: Simplify right side
   2,939.87x = 5,228,841.33
5. Step 5: Solve for x
   x = 5,228,841.33/2,939.87
6. Step 6: Final answer
   x = 1,778.59