Finding the Fourth Proportional to 1,033.48, 1,426.71 and 823.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,033.48 : 1,426.71 = 823.56 : x
2. Step 2: Convert to fraction form
   1,033.48/1,426.71 = 823.56/x
3. Step 3: Cross multiply
   1,033.48x = 1,426.71 × 823.56
4. Step 4: Simplify right side
   1,033.48x = 1,174,981.29
5. Step 5: Solve for x
   x = 1,174,981.29/1,033.48
6. Step 6: Final answer
   x = 1,136.92