Finding the Fourth Proportional to 1,802.38, 2,487.24 and 1,016.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,802.38 : 2,487.24 = 1,016.42 : x
2. Step 2: Convert to fraction form
   1,802.38/2,487.24 = 1,016.42/x
3. Step 3: Cross multiply
   1,802.38x = 2,487.24 × 1,016.42
4. Step 4: Simplify right side
   1,802.38x = 2,528,080.48
5. Step 5: Solve for x
   x = 2,528,080.48/1,802.38
6. Step 6: Final answer
   x = 1,402.63