Finding the Fourth Proportional to 3,609.69, 4,981.23 and 2,037.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,609.69 : 4,981.23 = 2,037.89 : x
2. Step 2: Convert to fraction form
   3,609.69/4,981.23 = 2,037.89/x
3. Step 3: Cross multiply
   3,609.69x = 4,981.23 × 2,037.89
4. Step 4: Simplify right side
   3,609.69x = 10,151,173.90
5. Step 5: Solve for x
   x = 10,151,173.90/3,609.69
6. Step 6: Final answer
   x = 2,812.20