Finding the Fourth Proportional to 18,426.72, 27,644.01 and 5,947.45

Step by Step Solution

1. Step 1: Write the proportion equation
   18,426.72 : 27,644.01 = 5,947.45 : x
2. Step 2: Convert to fraction form
   18,426.72/27,644.01 = 5,947.45/x
3. Step 3: Cross multiply
   18,426.72x = 27,644.01 × 5,947.45
4. Step 4: Simplify right side
   18,426.72x = 164,411,367.27
5. Step 5: Solve for x
   x = 164,411,367.27/18,426.72
6. Step 6: Final answer
   x = 8,922.44