Finding the Fourth Proportional to 2,302.82, 3,178.27 and 1,308.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,302.82 : 3,178.27 = 1,308.42 : x
2. Step 2: Convert to fraction form
   2,302.82/3,178.27 = 1,308.42/x
3. Step 3: Cross multiply
   2,302.82x = 3,178.27 × 1,308.42
4. Step 4: Simplify right side
   2,302.82x = 4,158,506.31
5. Step 5: Solve for x
   x = 4,158,506.31/2,302.82
6. Step 6: Final answer
   x = 1,805.83