Finding the Fourth Proportional to 1,798, 2,481.18 and 1,012

Step by Step Solution

1. Step 1: Write the proportion equation
   1,798 : 2,481.18 = 1,012 : x
2. Step 2: Convert to fraction form
   1,798/2,481.18 = 1,012/x
3. Step 3: Cross multiply
   1,798x = 2,481.18 × 1,012
4. Step 4: Simplify right side
   1,798x = 2,510,954.16
5. Step 5: Solve for x
   x = 2,510,954.16/1,798
6. Step 6: Final answer
   x = 1,396.53