Finding the Fourth Proportional to 22,616.71, 31,182.37 and 16,164.05

Step by Step Solution

1. Step 1: Write the proportion equation
   22,616.71 : 31,182.37 = 16,164.05 : x
2. Step 2: Convert to fraction form
   22,616.71/31,182.37 = 16,164.05/x
3. Step 3: Cross multiply
   22,616.71x = 31,182.37 × 16,164.05
4. Step 4: Simplify right side
   22,616.71x = 504,033,191.48
5. Step 5: Solve for x
   x = 504,033,191.48/22,616.71
6. Step 6: Final answer
   x = 22,285.88