Finding the Fourth Proportional to 103,687.72, 155,514.30 and 33,556.84

Step by Step Solution

1. Step 1: Write the proportion equation
   103,687.72 : 155,514.30 = 33,556.84 : x
2. Step 2: Convert to fraction form
   103,687.72/155,514.30 = 33,556.84/x
3. Step 3: Cross multiply
   103,687.72x = 155,514.30 × 33,556.84
4. Step 4: Simplify right side
   103,687.72x = 5,218,568,482.81
5. Step 5: Solve for x
   x = 5,218,568,482.81/103,687.72
6. Step 6: Final answer
   x = 50,329.67