Finding the Fourth Proportional to 16,196.29, 22,343.24 and 9,477.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,196.29 : 22,343.24 = 9,477.76 : x
2. Step 2: Convert to fraction form
   16,196.29/22,343.24 = 9,477.76/x
3. Step 3: Cross multiply
   16,196.29x = 22,343.24 × 9,477.76
4. Step 4: Simplify right side
   16,196.29x = 211,763,759.92
5. Step 5: Solve for x
   x = 211,763,759.92/16,196.29
6. Step 6: Final answer
   x = 13,074.83