Finding the Fourth Proportional to 16,636.29, 22,957.86 and 9,082.74

Step by Step Solution

1. Step 1: Write the proportion equation
   16,636.29 : 22,957.86 = 9,082.74 : x
2. Step 2: Convert to fraction form
   16,636.29/22,957.86 = 9,082.74/x
3. Step 3: Cross multiply
   16,636.29x = 22,957.86 × 9,082.74
4. Step 4: Simplify right side
   16,636.29x = 208,520,273.34
5. Step 5: Solve for x
   x = 208,520,273.34/16,636.29
6. Step 6: Final answer
   x = 12,534.06