Finding the Fourth Proportional to 10,258.05, 14,120.55 and 8,846.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,258.05 : 14,120.55 = 8,846.42 : x
2. Step 2: Convert to fraction form
   10,258.05/14,120.55 = 8,846.42/x
3. Step 3: Cross multiply
   10,258.05x = 14,120.55 × 8,846.42
4. Step 4: Simplify right side
   10,258.05x = 124,916,351.23
5. Step 5: Solve for x
   x = 124,916,351.23/10,258.05
6. Step 6: Final answer
   x = 12,177.40