Finding the Fourth Proportional to 3,815.17, 5,715.83 and 3,801.33

Step by Step Solution

1. Step 1: Write the proportion equation
   3,815.17 : 5,715.83 = 3,801.33 : x
2. Step 2: Convert to fraction form
   3,815.17/5,715.83 = 3,801.33/x
3. Step 3: Cross multiply
   3,815.17x = 5,715.83 × 3,801.33
4. Step 4: Simplify right side
   3,815.17x = 21,727,765.56
5. Step 5: Solve for x
   x = 21,727,765.56/3,815.17
6. Step 6: Final answer
   x = 5,695.10