Finding the Fourth Proportional to 33,386.16, 50,072.85 and 10,012.61

Step by Step Solution

1. Step 1: Write the proportion equation
   33,386.16 : 50,072.85 = 10,012.61 : x
2. Step 2: Convert to fraction form
   33,386.16/50,072.85 = 10,012.61/x
3. Step 3: Cross multiply
   33,386.16x = 50,072.85 × 10,012.61
4. Step 4: Simplify right side
   33,386.16x = 501,359,668.27
5. Step 5: Solve for x
   x = 501,359,668.27/33,386.16
6. Step 6: Final answer
   x = 15,016.99