Finding the Fourth Proportional to 1,335.43, 1,842.89 and 745.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,335.43 : 1,842.89 = 745.97 : x
2. Step 2: Convert to fraction form
   1,335.43/1,842.89 = 745.97/x
3. Step 3: Cross multiply
   1,335.43x = 1,842.89 × 745.97
4. Step 4: Simplify right side
   1,335.43x = 1,374,727.71
5. Step 5: Solve for x
   x = 1,374,727.71/1,335.43
6. Step 6: Final answer
   x = 1,029.43