Finding the Fourth Proportional to 2,767.57, 3,818.86 and 2,293.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,767.57 : 3,818.86 = 2,293.72 : x
2. Step 2: Convert to fraction form
   2,767.57/3,818.86 = 2,293.72/x
3. Step 3: Cross multiply
   2,767.57x = 3,818.86 × 2,293.72
4. Step 4: Simplify right side
   2,767.57x = 8,759,395.56
5. Step 5: Solve for x
   x = 8,759,395.56/2,767.57
6. Step 6: Final answer
   x = 3,165.01