Finding the Fourth Proportional to 2,385.94, 3,292.60 and 1,323.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,385.94 : 3,292.60 = 1,323.72 : x
2. Step 2: Convert to fraction form
   2,385.94/3,292.60 = 1,323.72/x
3. Step 3: Cross multiply
   2,385.94x = 3,292.60 × 1,323.72
4. Step 4: Simplify right side
   2,385.94x = 4,358,477.16
5. Step 5: Solve for x
   x = 4,358,477.16/2,385.94
6. Step 6: Final answer
   x = 1,826.74