Finding the Fourth Proportional to 1,293.29, 1,783.62 and 1,162.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,293.29 : 1,783.62 = 1,162.73 : x
2. Step 2: Convert to fraction form
   1,293.29/1,783.62 = 1,162.73/x
3. Step 3: Cross multiply
   1,293.29x = 1,783.62 × 1,162.73
4. Step 4: Simplify right side
   1,293.29x = 2,073,868.48
5. Step 5: Solve for x
   x = 2,073,868.48/1,293.29
6. Step 6: Final answer
   x = 1,603.56