Finding the Fourth Proportional to 9,859.43, 14,775.57 and 4,317.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,859.43 : 14,775.57 = 4,317.41 : x
2. Step 2: Convert to fraction form
   9,859.43/14,775.57 = 4,317.41/x
3. Step 3: Cross multiply
   9,859.43x = 14,775.57 × 4,317.41
4. Step 4: Simplify right side
   9,859.43x = 63,792,119.80
5. Step 5: Solve for x
   x = 63,792,119.80/9,859.43
6. Step 6: Final answer
   x = 6,470.17