Finding the Fourth Proportional to 3,614.42, 4,987.98 and 2,042.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,614.42 : 4,987.98 = 2,042.55 : x
2. Step 2: Convert to fraction form
   3,614.42/4,987.98 = 2,042.55/x
3. Step 3: Cross multiply
   3,614.42x = 4,987.98 × 2,042.55
4. Step 4: Simplify right side
   3,614.42x = 10,188,188.34
5. Step 5: Solve for x
   x = 10,188,188.34/3,614.42
6. Step 6: Final answer
   x = 2,818.76