Finding the Fourth Proportional to 2,323.94, 3,207.45 and 1,392.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,323.94 : 3,207.45 = 1,392.58 : x
2. Step 2: Convert to fraction form
   2,323.94/3,207.45 = 1,392.58/x
3. Step 3: Cross multiply
   2,323.94x = 3,207.45 × 1,392.58
4. Step 4: Simplify right side
   2,323.94x = 4,466,630.72
5. Step 5: Solve for x
   x = 4,466,630.72/2,323.94
6. Step 6: Final answer
   x = 1,922.01