Finding the Fourth Proportional to 10,951.38, 16,432.74 and 4,377.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,951.38 : 16,432.74 = 4,377.42 : x
2. Step 2: Convert to fraction form
   10,951.38/16,432.74 = 4,377.42/x
3. Step 3: Cross multiply
   10,951.38x = 16,432.74 × 4,377.42
4. Step 4: Simplify right side
   10,951.38x = 71,933,004.73
5. Step 5: Solve for x
   x = 71,933,004.73/10,951.38
6. Step 6: Final answer
   x = 6,568.40