Finding the Fourth Proportional to 21,047.34, 29,046.87 and 12,097.02

Step by Step Solution

1. Step 1: Write the proportion equation
   21,047.34 : 29,046.87 = 12,097.02 : x
2. Step 2: Convert to fraction form
   21,047.34/29,046.87 = 12,097.02/x
3. Step 3: Cross multiply
   21,047.34x = 29,046.87 × 12,097.02
4. Step 4: Simplify right side
   21,047.34x = 351,380,567.33
5. Step 5: Solve for x
   x = 351,380,567.33/21,047.34
6. Step 6: Final answer
   x = 16,694.77