Finding the Fourth Proportional to 16,030.35, 22,121.82 and 9,225.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,030.35 : 22,121.82 = 9,225.12 : x
2. Step 2: Convert to fraction form
   16,030.35/22,121.82 = 9,225.12/x
3. Step 3: Cross multiply
   16,030.35x = 22,121.82 × 9,225.12
4. Step 4: Simplify right side
   16,030.35x = 204,076,444.12
5. Step 5: Solve for x
   x = 204,076,444.12/16,030.35
6. Step 6: Final answer
   x = 12,730.63