Finding the Fourth Proportional to 16,283, 22,471.76 and 9,996.60

Step by Step Solution

1. Step 1: Write the proportion equation
   16,283 : 22,471.76 = 9,996.60 : x
2. Step 2: Convert to fraction form
   16,283/22,471.76 = 9,996.60/x
3. Step 3: Cross multiply
   16,283x = 22,471.76 × 9,996.60
4. Step 4: Simplify right side
   16,283x = 224,641,196.02
5. Step 5: Solve for x
   x = 224,641,196.02/16,283
6. Step 6: Final answer
   x = 13,796.06