Finding the Fourth Proportional to 2,099.61, 3,144.62 and 1,004.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099.61 : 3,144.62 = 1,004.75 : x
2. Step 2: Convert to fraction form
   2,099.61/3,144.62 = 1,004.75/x
3. Step 3: Cross multiply
   2,099.61x = 3,144.62 × 1,004.75
4. Step 4: Simplify right side
   2,099.61x = 3,159,541.22
5. Step 5: Solve for x
   x = 3,159,541.22/2,099.61
6. Step 6: Final answer
   x = 1,504.83