Finding the Fourth Proportional to 18,377.91, 27,571.49 and 5,899.05

Step by Step Solution

1. Step 1: Write the proportion equation
   18,377.91 : 27,571.49 = 5,899.05 : x
2. Step 2: Convert to fraction form
   18,377.91/27,571.49 = 5,899.05/x
3. Step 3: Cross multiply
   18,377.91x = 27,571.49 × 5,899.05
4. Step 4: Simplify right side
   18,377.91x = 162,645,568.59
5. Step 5: Solve for x
   x = 162,645,568.59/18,377.91
6. Step 6: Final answer
   x = 8,850.06