Finding the Fourth Proportional to 7,072.33, 9,759.81 and 3,885.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,072.33 : 9,759.81 = 3,885.82 : x
2. Step 2: Convert to fraction form
   7,072.33/9,759.81 = 3,885.82/x
3. Step 3: Cross multiply
   7,072.33x = 9,759.81 × 3,885.82
4. Step 4: Simplify right side
   7,072.33x = 37,924,912.76
5. Step 5: Solve for x
   x = 37,924,912.76/7,072.33
6. Step 6: Final answer
   x = 5,362.44