Finding the Fourth Proportional to 1,440.73, 2,162.18 and 893.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,440.73 : 2,162.18 = 893.71 : x
2. Step 2: Convert to fraction form
   1,440.73/2,162.18 = 893.71/x
3. Step 3: Cross multiply
   1,440.73x = 2,162.18 × 893.71
4. Step 4: Simplify right side
   1,440.73x = 1,932,357.42
5. Step 5: Solve for x
   x = 1,932,357.42/1,440.73
6. Step 6: Final answer
   x = 1,341.23