Finding the Fourth Proportional to 3,609.12, 4,980.56 and 2,037.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,609.12 : 4,980.56 = 2,037.52 : x
2. Step 2: Convert to fraction form
   3,609.12/4,980.56 = 2,037.52/x
3. Step 3: Cross multiply
   3,609.12x = 4,980.56 × 2,037.52
4. Step 4: Simplify right side
   3,609.12x = 10,147,990.61
5. Step 5: Solve for x
   x = 10,147,990.61/3,609.12
6. Step 6: Final answer
   x = 2,811.76