Finding the Fourth Proportional to 7,306.21, 10,082.55 and 4,162.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,306.21 : 10,082.55 = 4,162.42 : x
2. Step 2: Convert to fraction form
   7,306.21/10,082.55 = 4,162.42/x
3. Step 3: Cross multiply
   7,306.21x = 10,082.55 × 4,162.42
4. Step 4: Simplify right side
   7,306.21x = 41,967,807.77
5. Step 5: Solve for x
   x = 41,967,807.77/7,306.21
6. Step 6: Final answer
   x = 5,744.13