Finding the Fourth Proportional to 2,103.39, 3,130.25 and 2,033.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,103.39 : 3,130.25 = 2,033.31 : x
2. Step 2: Convert to fraction form
   2,103.39/3,130.25 = 2,033.31/x
3. Step 3: Cross multiply
   2,103.39x = 3,130.25 × 2,033.31
4. Step 4: Simplify right side
   2,103.39x = 6,364,768.63
5. Step 5: Solve for x
   x = 6,364,768.63/2,103.39
6. Step 6: Final answer
   x = 3,025.96