Finding the Fourth Proportional to 10,162.28, 15,243.32 and 2,766.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,162.28 : 15,243.32 = 2,766.62 : x
2. Step 2: Convert to fraction form
   10,162.28/15,243.32 = 2,766.62/x
3. Step 3: Cross multiply
   10,162.28x = 15,243.32 × 2,766.62
4. Step 4: Simplify right side
   10,162.28x = 42,172,383.93
5. Step 5: Solve for x
   x = 42,172,383.93/10,162.28
6. Step 6: Final answer
   x = 4,149.90