Finding the Fourth Proportional to 1,483.23, 2,046.82 and 820.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,483.23 : 2,046.82 = 820.07 : x
2. Step 2: Convert to fraction form
   1,483.23/2,046.82 = 820.07/x
3. Step 3: Cross multiply
   1,483.23x = 2,046.82 × 820.07
4. Step 4: Simplify right side
   1,483.23x = 1,678,535.68
5. Step 5: Solve for x
   x = 1,678,535.68/1,483.23
6. Step 6: Final answer
   x = 1,131.68