Finding the Fourth Proportional to 54,514.72, 81,609.12 and 33,388.24

Step by Step Solution

1. Step 1: Write the proportion equation
   54,514.72 : 81,609.12 = 33,388.24 : x
2. Step 2: Convert to fraction form
   54,514.72/81,609.12 = 33,388.24/x
3. Step 3: Cross multiply
   54,514.72x = 81,609.12 × 33,388.24
4. Step 4: Simplify right side
   54,514.72x = 2,724,784,884.75
5. Step 5: Solve for x
   x = 2,724,784,884.75/54,514.72
6. Step 6: Final answer
   x = 49,982.55