Finding the Fourth Proportional to 7,015.35, 9,681.24 and 3,828.67

Step by Step Solution

1. Step 1: Write the proportion equation
   7,015.35 : 9,681.24 = 3,828.67 : x
2. Step 2: Convert to fraction form
   7,015.35/9,681.24 = 3,828.67/x
3. Step 3: Cross multiply
   7,015.35x = 9,681.24 × 3,828.67
4. Step 4: Simplify right side
   7,015.35x = 37,066,270.89
5. Step 5: Solve for x
   x = 37,066,270.89/7,015.35
6. Step 6: Final answer
   x = 5,283.60