Finding the Fourth Proportional to 21,340.00, 29,450.00 and 11,910.38

Step by Step Solution

1. Step 1: Write the proportion equation
   21,340.00 : 29,450.00 = 11,910.38 : x
2. Step 2: Convert to fraction form
   21,340.00/29,450.00 = 11,910.38/x
3. Step 3: Cross multiply
   21,340.00x = 29,450.00 × 11,910.38
4. Step 4: Simplify right side
   21,340.00x = 350,760,631.45
5. Step 5: Solve for x
   x = 350,760,631.45/21,340.00
6. Step 6: Final answer
   x = 16,436.77