Finding the Fourth Proportional to 1,760.68, 2,429.79 and 974.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.68 : 2,429.79 = 974.71 : x
2. Step 2: Convert to fraction form
   1,760.68/2,429.79 = 974.71/x
3. Step 3: Cross multiply
   1,760.68x = 2,429.79 × 974.71
4. Step 4: Simplify right side
   1,760.68x = 2,368,340.61
5. Step 5: Solve for x
   x = 2,368,340.61/1,760.68
6. Step 6: Final answer
   x = 1,345.13