Finding the Fourth Proportional to 3,681.34, 5,080.20 and 2,002.73

Step by Step Solution

1. Step 1: Write the proportion equation
   3,681.34 : 5,080.20 = 2,002.73 : x
2. Step 2: Convert to fraction form
   3,681.34/5,080.20 = 2,002.73/x
3. Step 3: Cross multiply
   3,681.34x = 5,080.20 × 2,002.73
4. Step 4: Simplify right side
   3,681.34x = 10,174,236.03
5. Step 5: Solve for x
   x = 10,174,236.03/3,681.34
6. Step 6: Final answer
   x = 2,763.73