Finding the Fourth Proportional to 16,477.66, 22,741.59 and 9,405.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,477.66 : 22,741.59 = 9,405.82 : x
2. Step 2: Convert to fraction form
   16,477.66/22,741.59 = 9,405.82/x
3. Step 3: Cross multiply
   16,477.66x = 22,741.59 × 9,405.82
4. Step 4: Simplify right side
   16,477.66x = 213,903,302.05
5. Step 5: Solve for x
   x = 213,903,302.05/16,477.66
6. Step 6: Final answer
   x = 12,981.41