Finding the Fourth Proportional to 3,689.03, 5,536.69 and 1,839.60

Step by Step Solution

1. Step 1: Write the proportion equation
   3,689.03 : 5,536.69 = 1,839.60 : x
2. Step 2: Convert to fraction form
   3,689.03/5,536.69 = 1,839.60/x
3. Step 3: Cross multiply
   3,689.03x = 5,536.69 × 1,839.60
4. Step 4: Simplify right side
   3,689.03x = 10,185,290.33
5. Step 5: Solve for x
   x = 10,185,290.33/3,689.03
6. Step 6: Final answer
   x = 2,760.97