Finding the Fourth Proportional to 16,436.50, 22,683.18 and 9,363.58

Step by Step Solution

1. Step 1: Write the proportion equation
   16,436.50 : 22,683.18 = 9,363.58 : x
2. Step 2: Convert to fraction form
   16,436.50/22,683.18 = 9,363.58/x
3. Step 3: Cross multiply
   16,436.50x = 22,683.18 × 9,363.58
4. Step 4: Simplify right side
   16,436.50x = 212,395,770.58
5. Step 5: Solve for x
   x = 212,395,770.58/16,436.50
6. Step 6: Final answer
   x = 12,922.20