Finding the Fourth Proportional to 16,100.44, 22,213.31 and 10,439.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,100.44 : 22,213.31 = 10,439.55 : x
2. Step 2: Convert to fraction form
   16,100.44/22,213.31 = 10,439.55/x
3. Step 3: Cross multiply
   16,100.44x = 22,213.31 × 10,439.55
4. Step 4: Simplify right side
   16,100.44x = 231,896,908.21
5. Step 5: Solve for x
   x = 231,896,908.21/16,100.44
6. Step 6: Final answer
   x = 14,403.14