Finding the Fourth Proportional to 16,992.72, 23,452.74 and 9,822.87

Step by Step Solution

1. Step 1: Write the proportion equation
   16,992.72 : 23,452.74 = 9,822.87 : x
2. Step 2: Convert to fraction form
   16,992.72/23,452.74 = 9,822.87/x
3. Step 3: Cross multiply
   16,992.72x = 23,452.74 × 9,822.87
4. Step 4: Simplify right side
   16,992.72x = 230,373,216.16
5. Step 5: Solve for x
   x = 230,373,216.16/16,992.72
6. Step 6: Final answer
   x = 13,557.17