Finding the Fourth Proportional to 8,752.23, 12,078.79 and 4,976.58

Step by Step Solution

1. Step 1: Write the proportion equation
   8,752.23 : 12,078.79 = 4,976.58 : x
2. Step 2: Convert to fraction form
   8,752.23/12,078.79 = 4,976.58/x
3. Step 3: Cross multiply
   8,752.23x = 12,078.79 × 4,976.58
4. Step 4: Simplify right side
   8,752.23x = 60,111,034.54
5. Step 5: Solve for x
   x = 60,111,034.54/8,752.23
6. Step 6: Final answer
   x = 6,868.09