Finding the Fourth Proportional to 16,121.94, 22,242.69 and 10,151.43

Step by Step Solution

1. Step 1: Write the proportion equation
   16,121.94 : 22,242.69 = 10,151.43 : x
2. Step 2: Convert to fraction form
   16,121.94/22,242.69 = 10,151.43/x
3. Step 3: Cross multiply
   16,121.94x = 22,242.69 × 10,151.43
4. Step 4: Simplify right side
   16,121.94x = 225,795,110.55
5. Step 5: Solve for x
   x = 225,795,110.55/16,121.94
6. Step 6: Final answer
   x = 14,005.46