Finding the Fourth Proportional to 16,230.42, 22,395.75 and 9,059.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,230.42 : 22,395.75 = 9,059.46 : x
2. Step 2: Convert to fraction form
   16,230.42/22,395.75 = 9,059.46/x
3. Step 3: Cross multiply
   16,230.42x = 22,395.75 × 9,059.46
4. Step 4: Simplify right side
   16,230.42x = 202,893,401.30
5. Step 5: Solve for x
   x = 202,893,401.30/16,230.42
6. Step 6: Final answer
   x = 12,500.81