Finding the Fourth Proportional to 16,196.23, 22,343.15 and 9,477.73

Step by Step Solution

1. Step 1: Write the proportion equation
   16,196.23 : 22,343.15 = 9,477.73 : x
2. Step 2: Convert to fraction form
   16,196.23/22,343.15 = 9,477.73/x
3. Step 3: Cross multiply
   16,196.23x = 22,343.15 × 9,477.73
4. Step 4: Simplify right side
   16,196.23x = 211,762,366.74
5. Step 5: Solve for x
   x = 211,762,366.74/16,196.23
6. Step 6: Final answer
   x = 13,074.80