Finding the Fourth Proportional to 8,924.54, 12,314.98 and 4,945.55

Step by Step Solution

1. Step 1: Write the proportion equation
   8,924.54 : 12,314.98 = 4,945.55 : x
2. Step 2: Convert to fraction form
   8,924.54/12,314.98 = 4,945.55/x
3. Step 3: Cross multiply
   8,924.54x = 12,314.98 × 4,945.55
4. Step 4: Simplify right side
   8,924.54x = 60,904,293.95
5. Step 5: Solve for x
   x = 60,904,293.95/8,924.54
6. Step 6: Final answer
   x = 6,824.37