Finding the Fourth Proportional to 1,805.99, 2,492.48 and 1,020.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,805.99 : 2,492.48 = 1,020.03 : x
2. Step 2: Convert to fraction form
   1,805.99/2,492.48 = 1,020.03/x
3. Step 3: Cross multiply
   1,805.99x = 2,492.48 × 1,020.03
4. Step 4: Simplify right side
   1,805.99x = 2,542,397.58
5. Step 5: Solve for x
   x = 2,542,397.58/1,805.99
6. Step 6: Final answer
   x = 1,407.76