Finding the Fourth Proportional to 2,433.50, 3,358.83 and 1,386.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,433.50 : 3,358.83 = 1,386.18 : x
2. Step 2: Convert to fraction form
   2,433.50/3,358.83 = 1,386.18/x
3. Step 3: Cross multiply
   2,433.50x = 3,358.83 × 1,386.18
4. Step 4: Simplify right side
   2,433.50x = 4,655,942.97
5. Step 5: Solve for x
   x = 4,655,942.97/2,433.50
6. Step 6: Final answer
   x = 1,913.27