Finding the Fourth Proportional to 40,451.24, 60,680.52 and 10,868.42

Step by Step Solution

1. Step 1: Write the proportion equation
   40,451.24 : 60,680.52 = 10,868.42 : x
2. Step 2: Convert to fraction form
   40,451.24/60,680.52 = 10,868.42/x
3. Step 3: Cross multiply
   40,451.24x = 60,680.52 × 10,868.42
4. Step 4: Simplify right side
   40,451.24x = 659,501,528.88
5. Step 5: Solve for x
   x = 659,501,528.88/40,451.24
6. Step 6: Final answer
   x = 16,303.62