Finding the Fourth Proportional to 16,268.51, 24,404.56 and 5,172.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,268.51 : 24,404.56 = 5,172.61 : x
2. Step 2: Convert to fraction form
   16,268.51/24,404.56 = 5,172.61/x
3. Step 3: Cross multiply
   16,268.51x = 24,404.56 × 5,172.61
4. Step 4: Simplify right side
   16,268.51x = 126,235,161.78
5. Step 5: Solve for x
   x = 126,235,161.78/16,268.51
6. Step 6: Final answer
   x = 7,759.48