Finding the Fourth Proportional to 21,467.43, 29,627.81 and 12,037.82

Step by Step Solution

1. Step 1: Write the proportion equation
   21,467.43 : 29,627.81 = 12,037.82 : x
2. Step 2: Convert to fraction form
   21,467.43/29,627.81 = 12,037.82/x
3. Step 3: Cross multiply
   21,467.43x = 29,627.81 × 12,037.82
4. Step 4: Simplify right side
   21,467.43x = 356,654,080.59
5. Step 5: Solve for x
   x = 356,654,080.59/21,467.43
6. Step 6: Final answer
   x = 16,613.73