Finding the Fourth Proportional to 16,157.69, 22,299.69 and 9,085.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,157.69 : 22,299.69 = 9,085.48 : x
2. Step 2: Convert to fraction form
   16,157.69/22,299.69 = 9,085.48/x
3. Step 3: Cross multiply
   16,157.69x = 22,299.69 × 9,085.48
4. Step 4: Simplify right side
   16,157.69x = 202,603,365.82
5. Step 5: Solve for x
   x = 202,603,365.82/16,157.69
6. Step 6: Final answer
   x = 12,539.13