Finding the Fourth Proportional to 1,802, 2,486.78 and 1,016.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,802 : 2,486.78 = 1,016.04 : x
2. Step 2: Convert to fraction form
   1,802/2,486.78 = 1,016.04/x
3. Step 3: Cross multiply
   1,802x = 2,486.78 × 1,016.04
4. Step 4: Simplify right side
   1,802x = 2,526,667.95
5. Step 5: Solve for x
   x = 2,526,667.95/1,802
6. Step 6: Final answer
   x = 1,402.15