Finding the Fourth Proportional to 1,952.36, 2,924.04 and 1,128.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,952.36 : 2,924.04 = 1,128.59 : x
2. Step 2: Convert to fraction form
   1,952.36/2,924.04 = 1,128.59/x
3. Step 3: Cross multiply
   1,952.36x = 2,924.04 × 1,128.59
4. Step 4: Simplify right side
   1,952.36x = 3,300,042.30
5. Step 5: Solve for x
   x = 3,300,042.30/1,952.36
6. Step 6: Final answer
   x = 1,690.28