Finding the Fourth Proportional to 3,859.30, 5,795.50 and 3,662.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,859.30 : 5,795.50 = 3,662.02 : x
2. Step 2: Convert to fraction form
   3,859.30/5,795.50 = 3,662.02/x
3. Step 3: Cross multiply
   3,859.30x = 5,795.50 × 3,662.02
4. Step 4: Simplify right side
   3,859.30x = 21,223,236.91
5. Step 5: Solve for x
   x = 21,223,236.91/3,859.30
6. Step 6: Final answer
   x = 5,499.25