Finding the Fourth Proportional to 21,628.03, 29,846.76 and 12,068.32

Step by Step Solution

1. Step 1: Write the proportion equation
   21,628.03 : 29,846.76 = 12,068.32 : x
2. Step 2: Convert to fraction form
   21,628.03/29,846.76 = 12,068.32/x
3. Step 3: Cross multiply
   21,628.03x = 29,846.76 × 12,068.32
4. Step 4: Simplify right side
   21,628.03x = 360,200,136.73
5. Step 5: Solve for x
   x = 360,200,136.73/21,628.03
6. Step 6: Final answer
   x = 16,654.32