Finding the Fourth Proportional to 10,971.63, 16,436.07 and 7,262.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,971.63 : 16,436.07 = 7,262.82 : x
2. Step 2: Convert to fraction form
   10,971.63/16,436.07 = 7,262.82/x
3. Step 3: Cross multiply
   10,971.63x = 16,436.07 × 7,262.82
4. Step 4: Simplify right side
   10,971.63x = 119,372,217.92
5. Step 5: Solve for x
   x = 119,372,217.92/10,971.63
6. Step 6: Final answer
   x = 10,880.08