Finding the Fourth Proportional to 7,015.05, 9,680.71 and 3,828.27

Step by Step Solution

1. Step 1: Write the proportion equation
   7,015.05 : 9,680.71 = 3,828.27 : x
2. Step 2: Convert to fraction form
   7,015.05/9,680.71 = 3,828.27/x
3. Step 3: Cross multiply
   7,015.05x = 9,680.71 × 3,828.27
4. Step 4: Simplify right side
   7,015.05x = 37,060,371.67
5. Step 5: Solve for x
   x = 37,060,371.67/7,015.05
6. Step 6: Final answer
   x = 5,282.98