Finding the Fourth Proportional to 16,269.96, 22,443.86 and 9,898.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,269.96 : 22,443.86 = 9,898.50 : x
2. Step 2: Convert to fraction form
   16,269.96/22,443.86 = 9,898.50/x
3. Step 3: Cross multiply
   16,269.96x = 22,443.86 × 9,898.50
4. Step 4: Simplify right side
   16,269.96x = 222,160,572.96
5. Step 5: Solve for x
   x = 222,160,572.96/16,269.96
6. Step 6: Final answer
   x = 13,654.65