Finding the Fourth Proportional to 10,996.27, 16,497.47 and 3,601.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,996.27 : 16,497.47 = 3,601.20 : x
2. Step 2: Convert to fraction form
   10,996.27/16,497.47 = 3,601.20/x
3. Step 3: Cross multiply
   10,996.27x = 16,497.47 × 3,601.20
4. Step 4: Simplify right side
   10,996.27x = 59,410,688.96
5. Step 5: Solve for x
   x = 59,410,688.96/10,996.27
6. Step 6: Final answer
   x = 5,402.80