Finding the Fourth Proportional to 16,238.86, 24,361.94 and 5,144.70

Step by Step Solution

1. Step 1: Write the proportion equation
   16,238.86 : 24,361.94 = 5,144.70 : x
2. Step 2: Convert to fraction form
   16,238.86/24,361.94 = 5,144.70/x
3. Step 3: Cross multiply
   16,238.86x = 24,361.94 × 5,144.70
4. Step 4: Simplify right side
   16,238.86x = 125,334,872.72
5. Step 5: Solve for x
   x = 125,334,872.72/16,238.86
6. Step 6: Final answer
   x = 7,718.21