Finding the Fourth Proportional to 33,169.50, 49,776.12 and 12,393

Step by Step Solution

1. Step 1: Write the proportion equation
   33,169.50 : 49,776.12 = 12,393 : x
2. Step 2: Convert to fraction form
   33,169.50/49,776.12 = 12,393/x
3. Step 3: Cross multiply
   33,169.50x = 49,776.12 × 12,393
4. Step 4: Simplify right side
   33,169.50x = 616,875,455.16
5. Step 5: Solve for x
   x = 616,875,455.16/33,169.50
6. Step 6: Final answer
   x = 18,597.67