Finding the Fourth Proportional to 16,211.88, 24,319.10 and 5,119.43

Step by Step Solution

1. Step 1: Write the proportion equation
   16,211.88 : 24,319.10 = 5,119.43 : x
2. Step 2: Convert to fraction form
   16,211.88/24,319.10 = 5,119.43/x
3. Step 3: Cross multiply
   16,211.88x = 24,319.10 × 5,119.43
4. Step 4: Simplify right side
   16,211.88x = 124,499,821.32
5. Step 5: Solve for x
   x = 124,499,821.32/16,211.88
6. Step 6: Final answer
   x = 7,679.54