Finding the Fourth Proportional to 16,638.03, 22,960.31 and 9,084.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,638.03 : 22,960.31 = 9,084.34 : x
2. Step 2: Convert to fraction form
   16,638.03/22,960.31 = 9,084.34/x
3. Step 3: Cross multiply
   16,638.03x = 22,960.31 × 9,084.34
4. Step 4: Simplify right side
   16,638.03x = 208,579,206.80
5. Step 5: Solve for x
   x = 208,579,206.80/16,638.03
6. Step 6: Final answer
   x = 12,536.29