Finding the Fourth Proportional to 3,609.54, 4,981.04 and 2,037.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,609.54 : 4,981.04 = 2,037.78 : x
2. Step 2: Convert to fraction form
   3,609.54/4,981.04 = 2,037.78/x
3. Step 3: Cross multiply
   3,609.54x = 4,981.04 × 2,037.78
4. Step 4: Simplify right side
   3,609.54x = 10,150,263.69
5. Step 5: Solve for x
   x = 10,150,263.69/3,609.54
6. Step 6: Final answer
   x = 2,812.07