Finding the Fourth Proportional to 8,780.41, 12,116.79 and 4,801.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,780.41 : 12,116.79 = 4,801.48 : x
2. Step 2: Convert to fraction form
   8,780.41/12,116.79 = 4,801.48/x
3. Step 3: Cross multiply
   8,780.41x = 12,116.79 × 4,801.48
4. Step 4: Simplify right side
   8,780.41x = 58,178,524.85
5. Step 5: Solve for x
   x = 58,178,524.85/8,780.41
6. Step 6: Final answer
   x = 6,625.95