Finding the Fourth Proportional to 21,627.48, 29,846.28 and 12,196.24

Step by Step Solution

1. Step 1: Write the proportion equation
   21,627.48 : 29,846.28 = 12,196.24 : x
2. Step 2: Convert to fraction form
   21,627.48/29,846.28 = 12,196.24/x
3. Step 3: Cross multiply
   21,627.48x = 29,846.28 × 12,196.24
4. Step 4: Simplify right side
   21,627.48x = 364,012,393.99
5. Step 5: Solve for x
   x = 364,012,393.99/21,627.48
6. Step 6: Final answer
   x = 16,831.01