Finding the Fourth Proportional to 3,519.82, 5,279.37 and 922.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,519.82 : 5,279.37 = 922.42 : x
2. Step 2: Convert to fraction form
   3,519.82/5,279.37 = 922.42/x
3. Step 3: Cross multiply
   3,519.82x = 5,279.37 × 922.42
4. Step 4: Simplify right side
   3,519.82x = 4,869,796.48
5. Step 5: Solve for x
   x = 4,869,796.48/3,519.82
6. Step 6: Final answer
   x = 1,383.54