Finding the Fourth Proportional to 1,323.95, 1,983.89 and 1,049.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,323.95 : 1,983.89 = 1,049.36 : x
2. Step 2: Convert to fraction form
   1,323.95/1,983.89 = 1,049.36/x
3. Step 3: Cross multiply
   1,323.95x = 1,983.89 × 1,049.36
4. Step 4: Simplify right side
   1,323.95x = 2,081,807.51
5. Step 5: Solve for x
   x = 2,081,807.51/1,323.95
6. Step 6: Final answer
   x = 1,572.43