Finding the Fourth Proportional to 10,951.50, 16,427.34 and 2,743.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,951.50 : 16,427.34 = 2,743.50 : x
2. Step 2: Convert to fraction form
   10,951.50/16,427.34 = 2,743.50/x
3. Step 3: Cross multiply
   10,951.50x = 16,427.34 × 2,743.50
4. Step 4: Simplify right side
   10,951.50x = 45,068,407.29
5. Step 5: Solve for x
   x = 45,068,407.29/10,951.50
6. Step 6: Final answer
   x = 4,115.27