Finding the Fourth Proportional to 1,182.27, 1,773.69 and 451.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,182.27 : 1,773.69 = 451.83 : x
2. Step 2: Convert to fraction form
   1,182.27/1,773.69 = 451.83/x
3. Step 3: Cross multiply
   1,182.27x = 1,773.69 × 451.83
4. Step 4: Simplify right side
   1,182.27x = 801,406.35
5. Step 5: Solve for x
   x = 801,406.35/1,182.27
6. Step 6: Final answer
   x = 677.85