Finding the Fourth Proportional to 10,960.42, 16,429.56 and 4,724.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,960.42 : 16,429.56 = 4,724.50 : x
2. Step 2: Convert to fraction form
   10,960.42/16,429.56 = 4,724.50/x
3. Step 3: Cross multiply
   10,960.42x = 16,429.56 × 4,724.50
4. Step 4: Simplify right side
   10,960.42x = 77,621,456.22
5. Step 5: Solve for x
   x = 77,621,456.22/10,960.42
6. Step 6: Final answer
   x = 7,081.98