Finding the Fourth Proportional to 1,033.86, 1,426.67 and 591.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,033.86 : 1,426.67 = 591.77 : x
2. Step 2: Convert to fraction form
   1,033.86/1,426.67 = 591.77/x
3. Step 3: Cross multiply
   1,033.86x = 1,426.67 × 591.77
4. Step 4: Simplify right side
   1,033.86x = 844,250.41
5. Step 5: Solve for x
   x = 844,250.41/1,033.86
6. Step 6: Final answer
   x = 816.60