Finding the Fourth Proportional to 5,449.24, 7,522.20 and 4,123.36

Step by Step Solution

1. Step 1: Write the proportion equation
   5,449.24 : 7,522.20 = 4,123.36 : x
2. Step 2: Convert to fraction form
   5,449.24/7,522.20 = 4,123.36/x
3. Step 3: Cross multiply
   5,449.24x = 7,522.20 × 4,123.36
4. Step 4: Simplify right side
   5,449.24x = 31,016,738.59
5. Step 5: Solve for x
   x = 31,016,738.59/5,449.24
6. Step 6: Final answer
   x = 5,691.94