Finding the Fourth Proportional to 7,083.82, 9,774.56 and 3,940.01

Step by Step Solution

1. Step 1: Write the proportion equation
   7,083.82 : 9,774.56 = 3,940.01 : x
2. Step 2: Convert to fraction form
   7,083.82/9,774.56 = 3,940.01/x
3. Step 3: Cross multiply
   7,083.82x = 9,774.56 × 3,940.01
4. Step 4: Simplify right side
   7,083.82x = 38,511,795.57
5. Step 5: Solve for x
   x = 38,511,795.57/7,083.82
6. Step 6: Final answer
   x = 5,436.59