Finding the Fourth Proportional to 1,333.43, 1,840.15 and 743.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.43 : 1,840.15 = 743.97 : x
2. Step 2: Convert to fraction form
   1,333.43/1,840.15 = 743.97/x
3. Step 3: Cross multiply
   1,333.43x = 1,840.15 × 743.97
4. Step 4: Simplify right side
   1,333.43x = 1,369,014.54
5. Step 5: Solve for x
   x = 1,369,014.54/1,333.43
6. Step 6: Final answer
   x = 1,026.68