Finding the Fourth Proportional to 36,766.72, 50,738.10 and 19,999.72

Step by Step Solution

1. Step 1: Write the proportion equation
   36,766.72 : 50,738.10 = 19,999.72 : x
2. Step 2: Convert to fraction form
   36,766.72/50,738.10 = 19,999.72/x
3. Step 3: Cross multiply
   36,766.72x = 50,738.10 × 19,999.72
4. Step 4: Simplify right side
   36,766.72x = 1,014,747,793.33
5. Step 5: Solve for x
   x = 1,014,747,793.33/36,766.72
6. Step 6: Final answer
   x = 27,599.63