Finding the Fourth Proportional to 2,052.82, 3,076.39 and 1,778.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,052.82 : 3,076.39 = 1,778.23 : x
2. Step 2: Convert to fraction form
   2,052.82/3,076.39 = 1,778.23/x
3. Step 3: Cross multiply
   2,052.82x = 3,076.39 × 1,778.23
4. Step 4: Simplify right side
   2,052.82x = 5,470,516.85
5. Step 5: Solve for x
   x = 5,470,516.85/2,052.82
6. Step 6: Final answer
   x = 2,664.88