Finding the Fourth Proportional to 2,822.82, 4,234.50 and 742.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,822.82 : 4,234.50 = 742.83 : x
2. Step 2: Convert to fraction form
   2,822.82/4,234.50 = 742.83/x
3. Step 3: Cross multiply
   2,822.82x = 4,234.50 × 742.83
4. Step 4: Simplify right side
   2,822.82x = 3,145,513.64
5. Step 5: Solve for x
   x = 3,145,513.64/2,822.82
6. Step 6: Final answer
   x = 1,114.32