Finding the Fourth Proportional to 16,404.49, 24,610.65 and 5,311.19

Step by Step Solution

1. Step 1: Write the proportion equation
   16,404.49 : 24,610.65 = 5,311.19 : x
2. Step 2: Convert to fraction form
   16,404.49/24,610.65 = 5,311.19/x
3. Step 3: Cross multiply
   16,404.49x = 24,610.65 × 5,311.19
4. Step 4: Simplify right side
   16,404.49x = 130,711,790.56
5. Step 5: Solve for x
   x = 130,711,790.56/16,404.49
6. Step 6: Final answer
   x = 7,968.05