Finding the Fourth Proportional to 16,387.56, 24,580.82 and 4,542.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,387.56 : 24,580.82 = 4,542.05 : x
2. Step 2: Convert to fraction form
   16,387.56/24,580.82 = 4,542.05/x
3. Step 3: Cross multiply
   16,387.56x = 24,580.82 × 4,542.05
4. Step 4: Simplify right side
   16,387.56x = 111,647,167.87
5. Step 5: Solve for x
   x = 111,647,167.87/16,387.56
6. Step 6: Final answer
   x = 6,812.92