Finding the Fourth Proportional to 1,333.15, 1,839.67 and 743.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.15 : 1,839.67 = 743.57 : x
2. Step 2: Convert to fraction form
   1,333.15/1,839.67 = 743.57/x
3. Step 3: Cross multiply
   1,333.15x = 1,839.67 × 743.57
4. Step 4: Simplify right side
   1,333.15x = 1,367,923.42
5. Step 5: Solve for x
   x = 1,367,923.42/1,333.15
6. Step 6: Final answer
   x = 1,026.08