Finding the Fourth Proportional to 1,802.76, 2,487.60 and 1,016.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,802.76 : 2,487.60 = 1,016.82 : x
2. Step 2: Convert to fraction form
   1,802.76/2,487.60 = 1,016.82/x
3. Step 3: Cross multiply
   1,802.76x = 2,487.60 × 1,016.82
4. Step 4: Simplify right side
   1,802.76x = 2,529,441.43
5. Step 5: Solve for x
   x = 2,529,441.43/1,802.76
6. Step 6: Final answer
   x = 1,403.09