Finding the Fourth Proportional to 16,573.56, 22,841.46 and 12,090.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,573.56 : 22,841.46 = 12,090.12 : x
2. Step 2: Convert to fraction form
   16,573.56/22,841.46 = 12,090.12/x
3. Step 3: Cross multiply
   16,573.56x = 22,841.46 × 12,090.12
4. Step 4: Simplify right side
   16,573.56x = 276,155,992.38
5. Step 5: Solve for x
   x = 276,155,992.38/16,573.56
6. Step 6: Final answer
   x = 16,662.44