Finding the Fourth Proportional to 36,053.72, 49,753.82 and 19,920.97

Step by Step Solution

1. Step 1: Write the proportion equation
   36,053.72 : 49,753.82 = 19,920.97 : x
2. Step 2: Convert to fraction form
   36,053.72/49,753.82 = 19,920.97/x
3. Step 3: Cross multiply
   36,053.72x = 49,753.82 × 19,920.97
4. Step 4: Simplify right side
   36,053.72x = 991,144,355.61
5. Step 5: Solve for x
   x = 991,144,355.61/36,053.72
6. Step 6: Final answer
   x = 27,490.77