Finding the Fourth Proportional to 1,001.73, 1,382.15 and 581.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,001.73 : 1,382.15 = 581.83 : x
2. Step 2: Convert to fraction form
   1,001.73/1,382.15 = 581.83/x
3. Step 3: Cross multiply
   1,001.73x = 1,382.15 × 581.83
4. Step 4: Simplify right side
   1,001.73x = 804,176.33
5. Step 5: Solve for x
   x = 804,176.33/1,001.73
6. Step 6: Final answer
   x = 802.79