Finding the Fourth Proportional to 14,016.72, 21,028.38 and 4,156.08

Step by Step Solution

1. Step 1: Write the proportion equation
   14,016.72 : 21,028.38 = 4,156.08 : x
2. Step 2: Convert to fraction form
   14,016.72/21,028.38 = 4,156.08/x
3. Step 3: Cross multiply
   14,016.72x = 21,028.38 × 4,156.08
4. Step 4: Simplify right side
   14,016.72x = 87,395,629.55
5. Step 5: Solve for x
   x = 87,395,629.55/14,016.72
6. Step 6: Final answer
   x = 6,235.10