Finding the Fourth Proportional to 20,665.46, 30,993.53 and 5,874.05

Step by Step Solution

1. Step 1: Write the proportion equation
   20,665.46 : 30,993.53 = 5,874.05 : x
2. Step 2: Convert to fraction form
   20,665.46/30,993.53 = 5,874.05/x
3. Step 3: Cross multiply
   20,665.46x = 30,993.53 × 5,874.05
4. Step 4: Simplify right side
   20,665.46x = 182,057,360.56
5. Step 5: Solve for x
   x = 182,057,360.56/20,665.46
6. Step 6: Final answer
   x = 8,809.74