Finding the Fourth Proportional to 1,504.53, 2,076.17 and 945.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,504.53 : 2,076.17 = 945.09 : x
2. Step 2: Convert to fraction form
   1,504.53/2,076.17 = 945.09/x
3. Step 3: Cross multiply
   1,504.53x = 2,076.17 × 945.09
4. Step 4: Simplify right side
   1,504.53x = 1,962,162.78
5. Step 5: Solve for x
   x = 1,962,162.78/1,504.53
6. Step 6: Final answer
   x = 1,304.17