Finding the Fourth Proportional to 1,469.82, 2,028.42 and 910.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,469.82 : 2,028.42 = 910.59 : x
2. Step 2: Convert to fraction form
   1,469.82/2,028.42 = 910.59/x
3. Step 3: Cross multiply
   1,469.82x = 2,028.42 × 910.59
4. Step 4: Simplify right side
   1,469.82x = 1,847,058.97
5. Step 5: Solve for x
   x = 1,847,058.97/1,469.82
6. Step 6: Final answer
   x = 1,256.66