Finding the Fourth Proportional to 2,935.25, 4,402.90 and 743.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,935.25 : 4,402.90 = 743.98 : x
2. Step 2: Convert to fraction form
   2,935.25/4,402.90 = 743.98/x
3. Step 3: Cross multiply
   2,935.25x = 4,402.90 × 743.98
4. Step 4: Simplify right side
   2,935.25x = 3,275,669.54
5. Step 5: Solve for x
   x = 3,275,669.54/2,935.25
6. Step 6: Final answer
   x = 1,115.98