Finding the Fourth Proportional to 1,333.86, 1,840.73 and 744.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.86 : 1,840.73 = 744.43 : x
2. Step 2: Convert to fraction form
   1,333.86/1,840.73 = 744.43/x
3. Step 3: Cross multiply
   1,333.86x = 1,840.73 × 744.43
4. Step 4: Simplify right side
   1,333.86x = 1,370,291.89
5. Step 5: Solve for x
   x = 1,370,291.89/1,333.86
6. Step 6: Final answer
   x = 1,027.31