Finding the Fourth Proportional to 2,883.98, 4,326.03 and 935.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,883.98 : 4,326.03 = 935.78 : x
2. Step 2: Convert to fraction form
   2,883.98/4,326.03 = 935.78/x
3. Step 3: Cross multiply
   2,883.98x = 4,326.03 × 935.78
4. Step 4: Simplify right side
   2,883.98x = 4,048,212.35
5. Step 5: Solve for x
   x = 4,048,212.35/2,883.98
6. Step 6: Final answer
   x = 1,403.69