Finding the Fourth Proportional to 33,752.08, 50,613.54 and 12,961

Step by Step Solution

1. Step 1: Write the proportion equation
   33,752.08 : 50,613.54 = 12,961 : x
2. Step 2: Convert to fraction form
   33,752.08/50,613.54 = 12,961/x
3. Step 3: Cross multiply
   33,752.08x = 50,613.54 × 12,961
4. Step 4: Simplify right side
   33,752.08x = 656,002,091.94
5. Step 5: Solve for x
   x = 656,002,091.94/33,752.08
6. Step 6: Final answer
   x = 19,435.90