Finding the Fourth Proportional to 2,283.52, 3,424.32 and 822.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,283.52 : 3,424.32 = 822.72 : x
2. Step 2: Convert to fraction form
   2,283.52/3,424.32 = 822.72/x
3. Step 3: Cross multiply
   2,283.52x = 3,424.32 × 822.72
4. Step 4: Simplify right side
   2,283.52x = 2,817,256.55
5. Step 5: Solve for x
   x = 2,817,256.55/2,283.52
6. Step 6: Final answer
   x = 1,233.73