Finding the Fourth Proportional to 1,798.83, 2,481.98 and 1,012.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,798.83 : 2,481.98 = 1,012.59 : x
2. Step 2: Convert to fraction form
   1,798.83/2,481.98 = 1,012.59/x
3. Step 3: Cross multiply
   1,798.83x = 2,481.98 × 1,012.59
4. Step 4: Simplify right side
   1,798.83x = 2,513,223.07
5. Step 5: Solve for x
   x = 2,513,223.07/1,798.83
6. Step 6: Final answer
   x = 1,397.14