Finding the Fourth Proportional to 1,760.67, 2,429.76 and 974.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.67 : 2,429.76 = 974.73 : x
2. Step 2: Convert to fraction form
   1,760.67/2,429.76 = 974.73/x
3. Step 3: Cross multiply
   1,760.67x = 2,429.76 × 974.73
4. Step 4: Simplify right side
   1,760.67x = 2,368,359.96
5. Step 5: Solve for x
   x = 2,368,359.96/1,760.67
6. Step 6: Final answer
   x = 1,345.15