Finding the Fourth Proportional to 1,033.72, 1,426.38 and 591.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,033.72 : 1,426.38 = 591.53 : x
2. Step 2: Convert to fraction form
   1,033.72/1,426.38 = 591.53/x
3. Step 3: Cross multiply
   1,033.72x = 1,426.38 × 591.53
4. Step 4: Simplify right side
   1,033.72x = 843,737.21
5. Step 5: Solve for x
   x = 843,737.21/1,033.72
6. Step 6: Final answer
   x = 816.22