Finding the Fourth Proportional to 10,081.38, 13,912.02 and 5,774.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,081.38 : 13,912.02 = 5,774.34 : x
2. Step 2: Convert to fraction form
   10,081.38/13,912.02 = 5,774.34/x
3. Step 3: Cross multiply
   10,081.38x = 13,912.02 × 5,774.34
4. Step 4: Simplify right side
   10,081.38x = 80,332,733.57
5. Step 5: Solve for x
   x = 80,332,733.57/10,081.38
6. Step 6: Final answer
   x = 7,968.43