Finding the Fourth Proportional to 14,057.21, 21,089.47 and 4,196.49

Step by Step Solution

1. Step 1: Write the proportion equation
   14,057.21 : 21,089.47 = 4,196.49 : x
2. Step 2: Convert to fraction form
   14,057.21/21,089.47 = 4,196.49/x
3. Step 3: Cross multiply
   14,057.21x = 21,089.47 × 4,196.49
4. Step 4: Simplify right side
   14,057.21x = 88,501,749.96
5. Step 5: Solve for x
   x = 88,501,749.96/14,057.21
6. Step 6: Final answer
   x = 6,295.83