Finding the Fourth Proportional to 2,767.36, 3,818.90 and 1,508.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,767.36 : 3,818.90 = 1,508.42 : x
2. Step 2: Convert to fraction form
   2,767.36/3,818.90 = 1,508.42/x
3. Step 3: Cross multiply
   2,767.36x = 3,818.90 × 1,508.42
4. Step 4: Simplify right side
   2,767.36x = 5,760,514.69
5. Step 5: Solve for x
   x = 5,760,514.69/2,767.36
6. Step 6: Final answer
   x = 2,081.60