Finding the Fourth Proportional to 2,665.30, 3,995.89 and 1,841.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665.30 : 3,995.89 = 1,841.20 : x
2. Step 2: Convert to fraction form
   2,665.30/3,995.89 = 1,841.20/x
3. Step 3: Cross multiply
   2,665.30x = 3,995.89 × 1,841.20
4. Step 4: Simplify right side
   2,665.30x = 7,357,203.48
5. Step 5: Solve for x
   x = 7,357,203.48/2,665.30
6. Step 6: Final answer
   x = 2,760.37