Finding the Fourth Proportional to 3,987.30, 5,982.56 and 1,797.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,987.30 : 5,982.56 = 1,797.06 : x
2. Step 2: Convert to fraction form
   3,987.30/5,982.56 = 1,797.06/x
3. Step 3: Cross multiply
   3,987.30x = 5,982.56 × 1,797.06
4. Step 4: Simplify right side
   3,987.30x = 10,751,019.27
5. Step 5: Solve for x
   x = 10,751,019.27/3,987.30
6. Step 6: Final answer
   x = 2,696.32