Finding the Fourth Proportional to 2,233.96, 3,084.27 and 1,438.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,233.96 : 3,084.27 = 1,438.67 : x
2. Step 2: Convert to fraction form
   2,233.96/3,084.27 = 1,438.67/x
3. Step 3: Cross multiply
   2,233.96x = 3,084.27 × 1,438.67
4. Step 4: Simplify right side
   2,233.96x = 4,437,246.72
5. Step 5: Solve for x
   x = 4,437,246.72/2,233.96
6. Step 6: Final answer
   x = 1,986.27