Finding the Fourth Proportional to 16,235.95, 22,406.28 and 9,162.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,235.95 : 22,406.28 = 9,162.34 : x
2. Step 2: Convert to fraction form
   16,235.95/22,406.28 = 9,162.34/x
3. Step 3: Cross multiply
   16,235.95x = 22,406.28 × 9,162.34
4. Step 4: Simplify right side
   16,235.95x = 205,293,955.50
5. Step 5: Solve for x
   x = 205,293,955.50/16,235.95
6. Step 6: Final answer
   x = 12,644.41