Finding the Fourth Proportional to 2,282.61, 3,424.28 and 743.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,282.61 : 3,424.28 = 743.25 : x
2. Step 2: Convert to fraction form
   2,282.61/3,424.28 = 743.25/x
3. Step 3: Cross multiply
   2,282.61x = 3,424.28 × 743.25
4. Step 4: Simplify right side
   2,282.61x = 2,545,092.39
5. Step 5: Solve for x
   x = 2,545,092.39/2,282.61
6. Step 6: Final answer
   x = 1,114.99