Finding the Fourth Proportional to 16,090.52, 22,205.23 and 9,376.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,090.52 : 22,205.23 = 9,376.55 : x
2. Step 2: Convert to fraction form
   16,090.52/22,205.23 = 9,376.55/x
3. Step 3: Cross multiply
   16,090.52x = 22,205.23 × 9,376.55
4. Step 4: Simplify right side
   16,090.52x = 208,208,353.75
5. Step 5: Solve for x
   x = 208,208,353.75/16,090.52
6. Step 6: Final answer
   x = 12,939.81