Finding the Fourth Proportional to 36,009.24, 49,692.42 and 19,876.72

Step by Step Solution

1. Step 1: Write the proportion equation
   36,009.24 : 49,692.42 = 19,876.72 : x
2. Step 2: Convert to fraction form
   36,009.24/49,692.42 = 19,876.72/x
3. Step 3: Cross multiply
   36,009.24x = 49,692.42 × 19,876.72
4. Step 4: Simplify right side
   36,009.24x = 987,722,318.46
5. Step 5: Solve for x
   x = 987,722,318.46/36,009.24
6. Step 6: Final answer
   x = 27,429.69