Finding the Fourth Proportional to 113,556.42, 170,359.53 and 33,588.12

Step by Step Solution

1. Step 1: Write the proportion equation
   113,556.42 : 170,359.53 = 33,588.12 : x
2. Step 2: Convert to fraction form
   113,556.42/170,359.53 = 33,588.12/x
3. Step 3: Cross multiply
   113,556.42x = 170,359.53 × 33,588.12
4. Step 4: Simplify right side
   113,556.42x = 5,722,056,336.78
5. Step 5: Solve for x
   x = 5,722,056,336.78/113,556.42
6. Step 6: Final answer
   x = 50,389.55