Finding the Fourth Proportional to 16,180, 22,327.86 and 9,106

Step by Step Solution

1. Step 1: Write the proportion equation
   16,180 : 22,327.86 = 9,106 : x
2. Step 2: Convert to fraction form
   16,180/22,327.86 = 9,106/x
3. Step 3: Cross multiply
   16,180x = 22,327.86 × 9,106
4. Step 4: Simplify right side
   16,180x = 203,317,493.16
5. Step 5: Solve for x
   x = 203,317,493.16/16,180
6. Step 6: Final answer
   x = 12,565.98