Finding the Fourth Proportional to 16,404.19, 24,604.16 and 5,309.75

Step by Step Solution

1. Step 1: Write the proportion equation
   16,404.19 : 24,604.16 = 5,309.75 : x
2. Step 2: Convert to fraction form
   16,404.19/24,604.16 = 5,309.75/x
3. Step 3: Cross multiply
   16,404.19x = 24,604.16 × 5,309.75
4. Step 4: Simplify right side
   16,404.19x = 130,641,973.52
5. Step 5: Solve for x
   x = 130,641,973.52/16,404.19
6. Step 6: Final answer
   x = 7,963.94