Finding the Fourth Proportional to 1,116.86, 1,674.78 and 596.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116.86 : 1,674.78 = 596.77 : x
2. Step 2: Convert to fraction form
   1,116.86/1,674.78 = 596.77/x
3. Step 3: Cross multiply
   1,116.86x = 1,674.78 × 596.77
4. Step 4: Simplify right side
   1,116.86x = 999,452.04
5. Step 5: Solve for x
   x = 999,452.04/1,116.86
6. Step 6: Final answer
   x = 894.88