Finding the Fourth Proportional to 3,681.57, 5,080.54 and 2,002.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,681.57 : 5,080.54 = 2,002.96 : x
2. Step 2: Convert to fraction form
   3,681.57/5,080.54 = 2,002.96/x
3. Step 3: Cross multiply
   3,681.57x = 5,080.54 × 2,002.96
4. Step 4: Simplify right side
   3,681.57x = 10,176,118.40
5. Step 5: Solve for x
   x = 10,176,118.40/3,681.57
6. Step 6: Final answer
   x = 2,764.07