Finding the Fourth Proportional to 9,255.97, 13,885.04 and 9,255.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,255.97 : 13,885.04 = 9,255.97 : x
2. Step 2: Convert to fraction form
   9,255.97/13,885.04 = 9,255.97/x
3. Step 3: Cross multiply
   9,255.97x = 13,885.04 × 9,255.97
4. Step 4: Simplify right side
   9,255.97x = 128,519,513.69
5. Step 5: Solve for x
   x = 128,519,513.69/9,255.97
6. Step 6: Final answer
   x = 13,885.04