Finding the Fourth Proportional to 16,477.10, 22,740.03 and 9,404.58

Step by Step Solution

1. Step 1: Write the proportion equation
   16,477.10 : 22,740.03 = 9,404.58 : x
2. Step 2: Convert to fraction form
   16,477.10/22,740.03 = 9,404.58/x
3. Step 3: Cross multiply
   16,477.10x = 22,740.03 × 9,404.58
4. Step 4: Simplify right side
   16,477.10x = 213,860,516.61
5. Step 5: Solve for x
   x = 213,860,516.61/16,477.10
6. Step 6: Final answer
   x = 12,979.26