Finding the Fourth Proportional to 3,499.75, 4,829.67 and 2,103.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,499.75 : 4,829.67 = 2,103.31 : x
2. Step 2: Convert to fraction form
   3,499.75/4,829.67 = 2,103.31/x
3. Step 3: Cross multiply
   3,499.75x = 4,829.67 × 2,103.31
4. Step 4: Simplify right side
   3,499.75x = 10,158,293.21
5. Step 5: Solve for x
   x = 10,158,293.21/3,499.75
6. Step 6: Final answer
   x = 2,902.58