Finding the Fourth Proportional to 3,612.42, 4,984.56 and 2,040.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,612.42 : 4,984.56 = 2,040.30 : x
2. Step 2: Convert to fraction form
   3,612.42/4,984.56 = 2,040.30/x
3. Step 3: Cross multiply
   3,612.42x = 4,984.56 × 2,040.30
4. Step 4: Simplify right side
   3,612.42x = 10,169,997.77
5. Step 5: Solve for x
   x = 10,169,997.77/3,612.42
6. Step 6: Final answer
   x = 2,815.29