Finding the Fourth Proportional to 33,388.79, 50,084.85 and 10,013

Step by Step Solution

1. Step 1: Write the proportion equation
   33,388.79 : 50,084.85 = 10,013 : x
2. Step 2: Convert to fraction form
   33,388.79/50,084.85 = 10,013/x
3. Step 3: Cross multiply
   33,388.79x = 50,084.85 × 10,013
4. Step 4: Simplify right side
   33,388.79x = 501,499,603.05
5. Step 5: Solve for x
   x = 501,499,603.05/33,388.79
6. Step 6: Final answer
   x = 15,020.00