Finding the Fourth Proportional to 16,518.86, 24,770.06 and 5,272.73

Step by Step Solution

1. Step 1: Write the proportion equation
   16,518.86 : 24,770.06 = 5,272.73 : x
2. Step 2: Convert to fraction form
   16,518.86/24,770.06 = 5,272.73/x
3. Step 3: Cross multiply
   16,518.86x = 24,770.06 × 5,272.73
4. Step 4: Simplify right side
   16,518.86x = 130,605,820.68
5. Step 5: Solve for x
   x = 130,605,820.68/16,518.86
6. Step 6: Final answer
   x = 7,906.47