Finding the Fourth Proportional to 8,454.88, 12,693.82 and 4,759.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,454.88 : 12,693.82 = 4,759.72 : x
2. Step 2: Convert to fraction form
   8,454.88/12,693.82 = 4,759.72/x
3. Step 3: Cross multiply
   8,454.88x = 12,693.82 × 4,759.72
4. Step 4: Simplify right side
   8,454.88x = 60,419,028.93
5. Step 5: Solve for x
   x = 60,419,028.93/8,454.88
6. Step 6: Final answer
   x = 7,146.05