Finding the Fourth Proportional to 3,795.40, 5,659.61 and 3,660.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,795.40 : 5,659.61 = 3,660.04 : x
2. Step 2: Convert to fraction form
   3,795.40/5,659.61 = 3,660.04/x
3. Step 3: Cross multiply
   3,795.40x = 5,659.61 × 3,660.04
4. Step 4: Simplify right side
   3,795.40x = 20,714,398.98
5. Step 5: Solve for x
   x = 20,714,398.98/3,795.40
6. Step 6: Final answer
   x = 5,457.76