Finding the Fourth Proportional to 2,233.69, 3,082.43 and 1,238.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,233.69 : 3,082.43 = 1,238.94 : x
2. Step 2: Convert to fraction form
   2,233.69/3,082.43 = 1,238.94/x
3. Step 3: Cross multiply
   2,233.69x = 3,082.43 × 1,238.94
4. Step 4: Simplify right side
   2,233.69x = 3,818,948.92
5. Step 5: Solve for x
   x = 3,818,948.92/2,233.69
6. Step 6: Final answer
   x = 1,709.71