Finding the Fourth Proportional to 16,636.91, 22,958.60 and 9,083.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,636.91 : 22,958.60 = 9,083.30 : x
2. Step 2: Convert to fraction form
   16,636.91/22,958.60 = 9,083.30/x
3. Step 3: Cross multiply
   16,636.91x = 22,958.60 × 9,083.30
4. Step 4: Simplify right side
   16,636.91x = 208,539,856.89
5. Step 5: Solve for x
   x = 208,539,856.89/16,636.91
6. Step 6: Final answer
   x = 12,534.77