Finding the Fourth Proportional to 10,124.34, 15,187.79 and 3,967.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,124.34 : 15,187.79 = 3,967.54 : x
2. Step 2: Convert to fraction form
   10,124.34/15,187.79 = 3,967.54/x
3. Step 3: Cross multiply
   10,124.34x = 15,187.79 × 3,967.54
4. Step 4: Simplify right side
   10,124.34x = 60,258,164.34
5. Step 5: Solve for x
   x = 60,258,164.34/10,124.34
6. Step 6: Final answer
   x = 5,951.81