Finding the Fourth Proportional to 10,016.46, 13,818.06 and 6,480.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,016.46 : 13,818.06 = 6,480.81 : x
2. Step 2: Convert to fraction form
   10,016.46/13,818.06 = 6,480.81/x
3. Step 3: Cross multiply
   10,016.46x = 13,818.06 × 6,480.81
4. Step 4: Simplify right side
   10,016.46x = 89,552,221.43
5. Step 5: Solve for x
   x = 89,552,221.43/10,016.46
6. Step 6: Final answer
   x = 8,940.51