Finding the Fourth Proportional to 1,550.19, 2,321.15 and 1,304.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,550.19 : 2,321.15 = 1,304.15 : x
2. Step 2: Convert to fraction form
   1,550.19/2,321.15 = 1,304.15/x
3. Step 3: Cross multiply
   1,550.19x = 2,321.15 × 1,304.15
4. Step 4: Simplify right side
   1,550.19x = 3,027,127.05
5. Step 5: Solve for x
   x = 3,027,127.05/1,550.19
6. Step 6: Final answer
   x = 1,952.75