Finding the Fourth Proportional to 1,519.63, 2,097.61 and 945.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,519.63 : 2,097.61 = 945.18 : x
2. Step 2: Convert to fraction form
   1,519.63/2,097.61 = 945.18/x
3. Step 3: Cross multiply
   1,519.63x = 2,097.61 × 945.18
4. Step 4: Simplify right side
   1,519.63x = 1,982,619.02
5. Step 5: Solve for x
   x = 1,982,619.02/1,519.63
6. Step 6: Final answer
   x = 1,304.67