Finding the Fourth Proportional to 1,507.71, 2,257.89 and 1,044.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,507.71 : 2,257.89 = 1,044.18 : x
2. Step 2: Convert to fraction form
   1,507.71/2,257.89 = 1,044.18/x
3. Step 3: Cross multiply
   1,507.71x = 2,257.89 × 1,044.18
4. Step 4: Simplify right side
   1,507.71x = 2,357,643.58
5. Step 5: Solve for x
   x = 2,357,643.58/1,507.71
6. Step 6: Final answer
   x = 1,563.72