Finding the Fourth Proportional to 16,141.55, 22,273.26 and 9,422.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,141.55 : 22,273.26 = 9,422.31 : x
2. Step 2: Convert to fraction form
   16,141.55/22,273.26 = 9,422.31/x
3. Step 3: Cross multiply
   16,141.55x = 22,273.26 × 9,422.31
4. Step 4: Simplify right side
   16,141.55x = 209,865,560.43
5. Step 5: Solve for x
   x = 209,865,560.43/16,141.55
6. Step 6: Final answer
   x = 13,001.58