Finding the Fourth Proportional to 33,389.29, 50,085.60 and 10,013.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,389.29 : 50,085.60 = 10,013.50 : x
2. Step 2: Convert to fraction form
   33,389.29/50,085.60 = 10,013.50/x
3. Step 3: Cross multiply
   33,389.29x = 50,085.60 × 10,013.50
4. Step 4: Simplify right side
   33,389.29x = 501,532,155.60
5. Step 5: Solve for x
   x = 501,532,155.60/33,389.29
6. Step 6: Final answer
   x = 15,020.75