Finding the Fourth Proportional to 16,729.50, 23,090.31 and 10,016.63

Step by Step Solution

1. Step 1: Write the proportion equation
   16,729.50 : 23,090.31 = 10,016.63 : x
2. Step 2: Convert to fraction form
   16,729.50/23,090.31 = 10,016.63/x
3. Step 3: Cross multiply
   16,729.50x = 23,090.31 × 10,016.63
4. Step 4: Simplify right side
   16,729.50x = 231,287,091.86
5. Step 5: Solve for x
   x = 231,287,091.86/16,729.50
6. Step 6: Final answer
   x = 13,825.10