Finding the Fourth Proportional to 58,200.72, 87,241.32 and 33,189.60

Step by Step Solution

1. Step 1: Write the proportion equation
   58,200.72 : 87,241.32 = 33,189.60 : x
2. Step 2: Convert to fraction form
   58,200.72/87,241.32 = 33,189.60/x
3. Step 3: Cross multiply
   58,200.72x = 87,241.32 × 33,189.60
4. Step 4: Simplify right side
   58,200.72x = 2,895,504,514.27
5. Step 5: Solve for x
   x = 2,895,504,514.27/58,200.72
6. Step 6: Final answer
   x = 49,750.32