Finding the Fourth Proportional to 16,265.51, 24,397.81 and 5,172.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,265.51 : 24,397.81 = 5,172.86 : x
2. Step 2: Convert to fraction form
   16,265.51/24,397.81 = 5,172.86/x
3. Step 3: Cross multiply
   16,265.51x = 24,397.81 × 5,172.86
4. Step 4: Simplify right side
   16,265.51x = 126,206,503.50
5. Step 5: Solve for x
   x = 126,206,503.50/16,265.51
6. Step 6: Final answer
   x = 7,759.15