Finding the Fourth Proportional to 8,904.03, 12,288.71 and 5,127.35

Step by Step Solution

1. Step 1: Write the proportion equation
   8,904.03 : 12,288.71 = 5,127.35 : x
2. Step 2: Convert to fraction form
   8,904.03/12,288.71 = 5,127.35/x
3. Step 3: Cross multiply
   8,904.03x = 12,288.71 × 5,127.35
4. Step 4: Simplify right side
   8,904.03x = 63,008,537.72
5. Step 5: Solve for x
   x = 63,008,537.72/8,904.03
6. Step 6: Final answer
   x = 7,076.41