Finding the Fourth Proportional to 8,830.72, 12,185.04 and 5,104

Step by Step Solution

1. Step 1: Write the proportion equation
   8,830.72 : 12,185.04 = 5,104 : x
2. Step 2: Convert to fraction form
   8,830.72/12,185.04 = 5,104/x
3. Step 3: Cross multiply
   8,830.72x = 12,185.04 × 5,104
4. Step 4: Simplify right side
   8,830.72x = 62,192,444.16
5. Step 5: Solve for x
   x = 62,192,444.16/8,830.72
6. Step 6: Final answer
   x = 7,042.74