Finding the Fourth Proportional to 1,481.27, 2,044.31 and 1,107.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,481.27 : 2,044.31 = 1,107.61 : x
2. Step 2: Convert to fraction form
   1,481.27/2,044.31 = 1,107.61/x
3. Step 3: Cross multiply
   1,481.27x = 2,044.31 × 1,107.61
4. Step 4: Simplify right side
   1,481.27x = 2,264,287.55
5. Step 5: Solve for x
   x = 2,264,287.55/1,481.27
6. Step 6: Final answer
   x = 1,528.62