Finding the Fourth Proportional to 14,196.78, 21,297.75 and 5,872.29

Step by Step Solution

1. Step 1: Write the proportion equation
   14,196.78 : 21,297.75 = 5,872.29 : x
2. Step 2: Convert to fraction form
   14,196.78/21,297.75 = 5,872.29/x
3. Step 3: Cross multiply
   14,196.78x = 21,297.75 × 5,872.29
4. Step 4: Simplify right side
   14,196.78x = 125,066,564.35
5. Step 5: Solve for x
   x = 125,066,564.35/14,196.78
6. Step 6: Final answer
   x = 8,809.50