Finding the Fourth Proportional to 2,428.71, 3,644.43 and 967.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,428.71 : 3,644.43 = 967.98 : x
2. Step 2: Convert to fraction form
   2,428.71/3,644.43 = 967.98/x
3. Step 3: Cross multiply
   2,428.71x = 3,644.43 × 967.98
4. Step 4: Simplify right side
   2,428.71x = 3,527,735.35
5. Step 5: Solve for x
   x = 3,527,735.35/2,428.71
6. Step 6: Final answer
   x = 1,452.51