Finding the Fourth Proportional to 3,613.80, 4,987.02 and 2,041.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,613.80 : 4,987.02 = 2,041.89 : x
2. Step 2: Convert to fraction form
   3,613.80/4,987.02 = 2,041.89/x
3. Step 3: Cross multiply
   3,613.80x = 4,987.02 × 2,041.89
4. Step 4: Simplify right side
   3,613.80x = 10,182,946.27
5. Step 5: Solve for x
   x = 10,182,946.27/3,613.80
6. Step 6: Final answer
   x = 2,817.79