Finding the Fourth Proportional to 16,290.76, 24,431.72 and 5,759.38

Step by Step Solution

1. Step 1: Write the proportion equation
   16,290.76 : 24,431.72 = 5,759.38 : x
2. Step 2: Convert to fraction form
   16,290.76/24,431.72 = 5,759.38/x
3. Step 3: Cross multiply
   16,290.76x = 24,431.72 × 5,759.38
4. Step 4: Simplify right side
   16,290.76x = 140,711,559.53
5. Step 5: Solve for x
   x = 140,711,559.53/16,290.76
6. Step 6: Final answer
   x = 8,637.51