Finding the Fourth Proportional to 7,936.83, 11,907.57 and 3,553.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,936.83 : 11,907.57 = 3,553.31 : x
2. Step 2: Convert to fraction form
   7,936.83/11,907.57 = 3,553.31/x
3. Step 3: Cross multiply
   7,936.83x = 11,907.57 × 3,553.31
4. Step 4: Simplify right side
   7,936.83x = 42,311,287.56
5. Step 5: Solve for x
   x = 42,311,287.56/7,936.83
6. Step 6: Final answer
   x = 5,331.01