Finding the Fourth Proportional to 14,315.82, 21,475.79 and 4,456.10

Step by Step Solution

1. Step 1: Write the proportion equation
   14,315.82 : 21,475.79 = 4,456.10 : x
2. Step 2: Convert to fraction form
   14,315.82/21,475.79 = 4,456.10/x
3. Step 3: Cross multiply
   14,315.82x = 21,475.79 × 4,456.10
4. Step 4: Simplify right side
   14,315.82x = 95,698,138.16
5. Step 5: Solve for x
   x = 95,698,138.16/14,315.82
6. Step 6: Final answer
   x = 6,684.78