Finding the Fourth Proportional to 2,282.39, 3,149.41 and 1,338.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,282.39 : 3,149.41 = 1,338.50 : x
2. Step 2: Convert to fraction form
   2,282.39/3,149.41 = 1,338.50/x
3. Step 3: Cross multiply
   2,282.39x = 3,149.41 × 1,338.50
4. Step 4: Simplify right side
   2,282.39x = 4,215,485.29
5. Step 5: Solve for x
   x = 4,215,485.29/2,282.39
6. Step 6: Final answer
   x = 1,846.96