Finding the Fourth Proportional to 1,446.86, 2,168.37 and 789.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,446.86 : 2,168.37 = 789.04 : x
2. Step 2: Convert to fraction form
   1,446.86/2,168.37 = 789.04/x
3. Step 3: Cross multiply
   1,446.86x = 2,168.37 × 789.04
4. Step 4: Simplify right side
   1,446.86x = 1,710,933.38
5. Step 5: Solve for x
   x = 1,710,933.38/1,446.86
6. Step 6: Final answer
   x = 1,182.51