Finding the Fourth Proportional to 22,945.86, 31,584.69 and 20,106.54

Step by Step Solution

1. Step 1: Write the proportion equation
   22,945.86 : 31,584.69 = 20,106.54 : x
2. Step 2: Convert to fraction form
   22,945.86/31,584.69 = 20,106.54/x
3. Step 3: Cross multiply
   22,945.86x = 31,584.69 × 20,106.54
4. Step 4: Simplify right side
   22,945.86x = 635,058,832.87
5. Step 5: Solve for x
   x = 635,058,832.87/22,945.86
6. Step 6: Final answer
   x = 27,676.40