Finding the Fourth Proportional to 16,185.83, 22,336.36 and 9,112.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,185.83 : 22,336.36 = 9,112.30 : x
2. Step 2: Convert to fraction form
   16,185.83/22,336.36 = 9,112.30/x
3. Step 3: Cross multiply
   16,185.83x = 22,336.36 × 9,112.30
4. Step 4: Simplify right side
   16,185.83x = 203,535,534.61
5. Step 5: Solve for x
   x = 203,535,534.61/16,185.83
6. Step 6: Final answer
   x = 12,574.92