Finding the Fourth Proportional to 2,332.81, 3,222.35 and 1,728.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,332.81 : 3,222.35 = 1,728.37 : x
2. Step 2: Convert to fraction form
   2,332.81/3,222.35 = 1,728.37/x
3. Step 3: Cross multiply
   2,332.81x = 3,222.35 × 1,728.37
4. Step 4: Simplify right side
   2,332.81x = 5,569,433.72
5. Step 5: Solve for x
   x = 5,569,433.72/2,332.81
6. Step 6: Final answer
   x = 2,387.44