Finding the Fourth Proportional to 3,681.65, 5,080.61 and 2,003.00

Step by Step Solution

1. Step 1: Write the proportion equation
   3,681.65 : 5,080.61 = 2,003.00 : x
2. Step 2: Convert to fraction form
   3,681.65/5,080.61 = 2,003.00/x
3. Step 3: Cross multiply
   3,681.65x = 5,080.61 × 2,003.00
4. Step 4: Simplify right side
   3,681.65x = 10,176,426.41
5. Step 5: Solve for x
   x = 10,176,426.41/3,681.65
6. Step 6: Final answer
   x = 2,764.10