Finding the Fourth Proportional to 3,680.84, 5,079.52 and 2,002.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,680.84 : 5,079.52 = 2,002.28 : x
2. Step 2: Convert to fraction form
   3,680.84/5,079.52 = 2,002.28/x
3. Step 3: Cross multiply
   3,680.84x = 5,079.52 × 2,002.28
4. Step 4: Simplify right side
   3,680.84x = 10,170,621.31
5. Step 5: Solve for x
   x = 10,170,621.31/3,680.84
6. Step 6: Final answer
   x = 2,763.13