Finding the Fourth Proportional to 2,330.38, 3,215.94 and 1,282.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,330.38 : 3,215.94 = 1,282.36 : x
2. Step 2: Convert to fraction form
   2,330.38/3,215.94 = 1,282.36/x
3. Step 3: Cross multiply
   2,330.38x = 3,215.94 × 1,282.36
4. Step 4: Simplify right side
   2,330.38x = 4,123,992.82
5. Step 5: Solve for x
   x = 4,123,992.82/2,330.38
6. Step 6: Final answer
   x = 1,769.67