Finding the Fourth Proportional to 10,151.46, 15,229.62 and 5,141.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,151.46 : 15,229.62 = 5,141.34 : x
2. Step 2: Convert to fraction form
   10,151.46/15,229.62 = 5,141.34/x
3. Step 3: Cross multiply
   10,151.46x = 15,229.62 × 5,141.34
4. Step 4: Simplify right side
   10,151.46x = 78,300,654.49
5. Step 5: Solve for x
   x = 78,300,654.49/10,151.46
6. Step 6: Final answer
   x = 7,713.24