Finding the Fourth Proportional to 3,681.18, 5,079.96 and 2,002.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,681.18 : 5,079.96 = 2,002.62 : x
2. Step 2: Convert to fraction form
   3,681.18/5,079.96 = 2,002.62/x
3. Step 3: Cross multiply
   3,681.18x = 5,079.96 × 2,002.62
4. Step 4: Simplify right side
   3,681.18x = 10,173,229.50
5. Step 5: Solve for x
   x = 10,173,229.50/3,681.18
6. Step 6: Final answer
   x = 2,763.58