Finding the Fourth Proportional to 2,232.43, 3,081.96 and 1,393.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,232.43 : 3,081.96 = 1,393.89 : x
2. Step 2: Convert to fraction form
   2,232.43/3,081.96 = 1,393.89/x
3. Step 3: Cross multiply
   2,232.43x = 3,081.96 × 1,393.89
4. Step 4: Simplify right side
   2,232.43x = 4,295,913.22
5. Step 5: Solve for x
   x = 4,295,913.22/2,232.43
6. Step 6: Final answer
   x = 1,924.32