Finding the Fourth Proportional to 8,960.16, 12,365.10 and 4,981.35

Step by Step Solution

1. Step 1: Write the proportion equation
   8,960.16 : 12,365.10 = 4,981.35 : x
2. Step 2: Convert to fraction form
   8,960.16/12,365.10 = 4,981.35/x
3. Step 3: Cross multiply
   8,960.16x = 12,365.10 × 4,981.35
4. Step 4: Simplify right side
   8,960.16x = 61,594,890.89
5. Step 5: Solve for x
   x = 61,594,890.89/8,960.16
6. Step 6: Final answer
   x = 6,874.31