Finding the Fourth Proportional to 2,148.52, 2,964.69 and 1,204.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,148.52 : 2,964.69 = 1,204.23 : x
2. Step 2: Convert to fraction form
   2,148.52/2,964.69 = 1,204.23/x
3. Step 3: Cross multiply
   2,148.52x = 2,964.69 × 1,204.23
4. Step 4: Simplify right side
   2,148.52x = 3,570,168.64
5. Step 5: Solve for x
   x = 3,570,168.64/2,148.52
6. Step 6: Final answer
   x = 1,661.69