Finding the Fourth Proportional to 3,432.34, 5,147.72 and 967.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,432.34 : 5,147.72 = 967.40 : x
2. Step 2: Convert to fraction form
   3,432.34/5,147.72 = 967.40/x
3. Step 3: Cross multiply
   3,432.34x = 5,147.72 × 967.40
4. Step 4: Simplify right side
   3,432.34x = 4,979,904.33
5. Step 5: Solve for x
   x = 4,979,904.33/3,432.34
6. Step 6: Final answer
   x = 1,450.88