Finding the Fourth Proportional to 16,513.47, 22,788.74 and 8,959.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,513.47 : 22,788.74 = 8,959.82 : x
2. Step 2: Convert to fraction form
   16,513.47/22,788.74 = 8,959.82/x
3. Step 3: Cross multiply
   16,513.47x = 22,788.74 × 8,959.82
4. Step 4: Simplify right side
   16,513.47x = 204,182,916.88
5. Step 5: Solve for x
   x = 204,182,916.88/16,513.47
6. Step 6: Final answer
   x = 12,364.63