Finding the Fourth Proportional to 10,506.79, 14,494.42 and 6,255.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,506.79 : 14,494.42 = 6,255.43 : x
2. Step 2: Convert to fraction form
   10,506.79/14,494.42 = 6,255.43/x
3. Step 3: Cross multiply
   10,506.79x = 14,494.42 × 6,255.43
4. Step 4: Simplify right side
   10,506.79x = 90,668,783.69
5. Step 5: Solve for x
   x = 90,668,783.69/10,506.79
6. Step 6: Final answer
   x = 8,629.54