Finding the Fourth Proportional to 10,324.81, 15,466.56 and 7,976.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,324.81 : 15,466.56 = 7,976.62 : x
2. Step 2: Convert to fraction form
   10,324.81/15,466.56 = 7,976.62/x
3. Step 3: Cross multiply
   10,324.81x = 15,466.56 × 7,976.62
4. Step 4: Simplify right side
   10,324.81x = 123,370,871.83
5. Step 5: Solve for x
   x = 123,370,871.83/10,324.81
6. Step 6: Final answer
   x = 11,948.97