Finding the Fourth Proportional to 2,068.39, 3,104.07 and 1,289.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068.39 : 3,104.07 = 1,289.52 : x
2. Step 2: Convert to fraction form
   2,068.39/3,104.07 = 1,289.52/x
3. Step 3: Cross multiply
   2,068.39x = 3,104.07 × 1,289.52
4. Step 4: Simplify right side
   2,068.39x = 4,002,762.76
5. Step 5: Solve for x
   x = 4,002,762.76/2,068.39
6. Step 6: Final answer
   x = 1,935.21