Finding the Fourth Proportional to 1,481.42, 2,044.33 and 818.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,481.42 : 2,044.33 = 818.25 : x
2. Step 2: Convert to fraction form
   1,481.42/2,044.33 = 818.25/x
3. Step 3: Cross multiply
   1,481.42x = 2,044.33 × 818.25
4. Step 4: Simplify right side
   1,481.42x = 1,672,770.98
5. Step 5: Solve for x
   x = 1,672,770.98/1,481.42
6. Step 6: Final answer
   x = 1,129.17