Finding the Fourth Proportional to 33,995.67, 46,920.72 and 21,723.21

Step by Step Solution

1. Step 1: Write the proportion equation
   33,995.67 : 46,920.72 = 21,723.21 : x
2. Step 2: Convert to fraction form
   33,995.67/46,920.72 = 21,723.21/x
3. Step 3: Cross multiply
   33,995.67x = 46,920.72 × 21,723.21
4. Step 4: Simplify right side
   33,995.67x = 1,019,268,653.91
5. Step 5: Solve for x
   x = 1,019,268,653.91/33,995.67
6. Step 6: Final answer
   x = 29,982.31