Finding the Fourth Proportional to 1,802.34, 2,487.39 and 1,016.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,802.34 : 2,487.39 = 1,016.52 : x
2. Step 2: Convert to fraction form
   1,802.34/2,487.39 = 1,016.52/x
3. Step 3: Cross multiply
   1,802.34x = 2,487.39 × 1,016.52
4. Step 4: Simplify right side
   1,802.34x = 2,528,481.68
5. Step 5: Solve for x
   x = 2,528,481.68/1,802.34
6. Step 6: Final answer
   x = 1,402.89