Finding the Fourth Proportional to 19,936.83, 29,882.89 and 8,087.85

Step by Step Solution

1. Step 1: Write the proportion equation
   19,936.83 : 29,882.89 = 8,087.85 : x
2. Step 2: Convert to fraction form
   19,936.83/29,882.89 = 8,087.85/x
3. Step 3: Cross multiply
   19,936.83x = 29,882.89 × 8,087.85
4. Step 4: Simplify right side
   19,936.83x = 241,688,331.89
5. Step 5: Solve for x
   x = 241,688,331.89/19,936.83
6. Step 6: Final answer
   x = 12,122.71