Finding the Fourth Proportional to 9,056.97, 12,498.89 and 5,078.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,056.97 : 12,498.89 = 5,078.03 : x
2. Step 2: Convert to fraction form
   9,056.97/12,498.89 = 5,078.03/x
3. Step 3: Cross multiply
   9,056.97x = 12,498.89 × 5,078.03
4. Step 4: Simplify right side
   9,056.97x = 63,469,650.50
5. Step 5: Solve for x
   x = 63,469,650.50/9,056.97
6. Step 6: Final answer
   x = 7,007.82