Finding the Fourth Proportional to 1,760.31, 2,429.27 and 974.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.31 : 2,429.27 = 974.35 : x
2. Step 2: Convert to fraction form
   1,760.31/2,429.27 = 974.35/x
3. Step 3: Cross multiply
   1,760.31x = 2,429.27 × 974.35
4. Step 4: Simplify right side
   1,760.31x = 2,366,959.22
5. Step 5: Solve for x
   x = 2,366,959.22/1,760.31
6. Step 6: Final answer
   x = 1,344.63