Finding the Fourth Proportional to 33,921.72, 46,809.54 and 19,581.48

Step by Step Solution

1. Step 1: Write the proportion equation
   33,921.72 : 46,809.54 = 19,581.48 : x
2. Step 2: Convert to fraction form
   33,921.72/46,809.54 = 19,581.48/x
3. Step 3: Cross multiply
   33,921.72x = 46,809.54 × 19,581.48
4. Step 4: Simplify right side
   33,921.72x = 916,600,071.32
5. Step 5: Solve for x
   x = 916,600,071.32/33,921.72
6. Step 6: Final answer
   x = 27,021.04