Finding the Fourth Proportional to 8,111.88, 12,190.54 and 4,825.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,111.88 : 12,190.54 = 4,825.48 : x
2. Step 2: Convert to fraction form
   8,111.88/12,190.54 = 4,825.48/x
3. Step 3: Cross multiply
   8,111.88x = 12,190.54 × 4,825.48
4. Step 4: Simplify right side
   8,111.88x = 58,825,206.96
5. Step 5: Solve for x
   x = 58,825,206.96/8,111.88
6. Step 6: Final answer
   x = 7,251.74