Finding the Fourth Proportional to 16,159.69, 22,306.41 and 9,447.47

Step by Step Solution

1. Step 1: Write the proportion equation
   16,159.69 : 22,306.41 = 9,447.47 : x
2. Step 2: Convert to fraction form
   16,159.69/22,306.41 = 9,447.47/x
3. Step 3: Cross multiply
   16,159.69x = 22,306.41 × 9,447.47
4. Step 4: Simplify right side
   16,159.69x = 210,738,980.51
5. Step 5: Solve for x
   x = 210,738,980.51/16,159.69
6. Step 6: Final answer
   x = 13,041.03