Finding the Fourth Proportional to 1,760.64, 2,429.82 and 974.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.64 : 2,429.82 = 974.76 : x
2. Step 2: Convert to fraction form
   1,760.64/2,429.82 = 974.76/x
3. Step 3: Cross multiply
   1,760.64x = 2,429.82 × 974.76
4. Step 4: Simplify right side
   1,760.64x = 2,368,491.34
5. Step 5: Solve for x
   x = 2,368,491.34/1,760.64
6. Step 6: Final answer
   x = 1,345.24