Finding the Fourth Proportional to 1,760.18, 2,429.01 and 974.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.18 : 2,429.01 = 974.21 : x
2. Step 2: Convert to fraction form
   1,760.18/2,429.01 = 974.21/x
3. Step 3: Cross multiply
   1,760.18x = 2,429.01 × 974.21
4. Step 4: Simplify right side
   1,760.18x = 2,366,353.69
5. Step 5: Solve for x
   x = 2,366,353.69/1,760.18
6. Step 6: Final answer
   x = 1,344.39