Finding the Fourth Proportional to 2,099.36, 3,148.37 and 693.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099.36 : 3,148.37 = 693.52 : x
2. Step 2: Convert to fraction form
   2,099.36/3,148.37 = 693.52/x
3. Step 3: Cross multiply
   2,099.36x = 3,148.37 × 693.52
4. Step 4: Simplify right side
   2,099.36x = 2,183,449.69
5. Step 5: Solve for x
   x = 2,183,449.69/2,099.36
6. Step 6: Final answer
   x = 1,040.05