Finding the Fourth Proportional to 1,802.52, 2,487.33 and 1,016.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,802.52 : 2,487.33 = 1,016.55 : x
2. Step 2: Convert to fraction form
   1,802.52/2,487.33 = 1,016.55/x
3. Step 3: Cross multiply
   1,802.52x = 2,487.33 × 1,016.55
4. Step 4: Simplify right side
   1,802.52x = 2,528,495.31
5. Step 5: Solve for x
   x = 2,528,495.31/1,802.52
6. Step 6: Final answer
   x = 1,402.76