Finding the Fourth Proportional to 1,771, 2,443.81 and 974.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,771 : 2,443.81 = 974.31 : x
2. Step 2: Convert to fraction form
   1,771/2,443.81 = 974.31/x
3. Step 3: Cross multiply
   1,771x = 2,443.81 × 974.31
4. Step 4: Simplify right side
   1,771x = 2,381,028.52
5. Step 5: Solve for x
   x = 2,381,028.52/1,771
6. Step 6: Final answer
   x = 1,344.45