Finding the Fourth Proportional to 16,726.50, 23,086.17 and 10,013.63

Step by Step Solution

1. Step 1: Write the proportion equation
   16,726.50 : 23,086.17 = 10,013.63 : x
2. Step 2: Convert to fraction form
   16,726.50/23,086.17 = 10,013.63/x
3. Step 3: Cross multiply
   16,726.50x = 23,086.17 × 10,013.63
4. Step 4: Simplify right side
   16,726.50x = 231,176,249.07
5. Step 5: Solve for x
   x = 231,176,249.07/16,726.50
6. Step 6: Final answer
   x = 13,820.96