Finding the Fourth Proportional to 1,760.25, 2,429.25 and 974.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.25 : 2,429.25 = 974.28 : x
2. Step 2: Convert to fraction form
   1,760.25/2,429.25 = 974.28/x
3. Step 3: Cross multiply
   1,760.25x = 2,429.25 × 974.28
4. Step 4: Simplify right side
   1,760.25x = 2,366,769.69
5. Step 5: Solve for x
   x = 2,366,769.69/1,760.25
6. Step 6: Final answer
   x = 1,344.56