Finding the Fourth Proportional to 1,323.36, 1,827.79 and 1,058.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,323.36 : 1,827.79 = 1,058.72 : x
2. Step 2: Convert to fraction form
   1,323.36/1,827.79 = 1,058.72/x
3. Step 3: Cross multiply
   1,323.36x = 1,827.79 × 1,058.72
4. Step 4: Simplify right side
   1,323.36x = 1,935,117.83
5. Step 5: Solve for x
   x = 1,935,117.83/1,323.36
6. Step 6: Final answer
   x = 1,462.28