Finding the Fourth Proportional to 10,230.30, 15,353.82 and 5,301.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,230.30 : 15,353.82 = 5,301.42 : x
2. Step 2: Convert to fraction form
   10,230.30/15,353.82 = 5,301.42/x
3. Step 3: Cross multiply
   10,230.30x = 15,353.82 × 5,301.42
4. Step 4: Simplify right side
   10,230.30x = 81,397,048.42
5. Step 5: Solve for x
   x = 81,397,048.42/10,230.30
6. Step 6: Final answer
   x = 7,956.47