Finding the Fourth Proportional to 2,233.50, 3,082.37 and 1,289.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,233.50 : 3,082.37 = 1,289.46 : x
2. Step 2: Convert to fraction form
   2,233.50/3,082.37 = 1,289.46/x
3. Step 3: Cross multiply
   2,233.50x = 3,082.37 × 1,289.46
4. Step 4: Simplify right side
   2,233.50x = 3,974,601.56
5. Step 5: Solve for x
   x = 3,974,601.56/2,233.50
6. Step 6: Final answer
   x = 1,779.54