Finding the Fourth Proportional to 16,089.56, 24,128.42 and 5,556.90

Step by Step Solution

1. Step 1: Write the proportion equation
   16,089.56 : 24,128.42 = 5,556.90 : x
2. Step 2: Convert to fraction form
   16,089.56/24,128.42 = 5,556.90/x
3. Step 3: Cross multiply
   16,089.56x = 24,128.42 × 5,556.90
4. Step 4: Simplify right side
   16,089.56x = 134,079,217.10
5. Step 5: Solve for x
   x = 134,079,217.10/16,089.56
6. Step 6: Final answer
   x = 8,333.31