Finding the Fourth Proportional to 1,802.94, 2,488.05 and 1,016.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,802.94 : 2,488.05 = 1,016.98 : x
2. Step 2: Convert to fraction form
   1,802.94/2,488.05 = 1,016.98/x
3. Step 3: Cross multiply
   1,802.94x = 2,488.05 × 1,016.98
4. Step 4: Simplify right side
   1,802.94x = 2,530,297.09
5. Step 5: Solve for x
   x = 2,530,297.09/1,802.94
6. Step 6: Final answer
   x = 1,403.43