Finding the Fourth Proportional to 8,010.80, 12,016.42 and 4,726.28

Step by Step Solution

1. Step 1: Write the proportion equation
   8,010.80 : 12,016.42 = 4,726.28 : x
2. Step 2: Convert to fraction form
   8,010.80/12,016.42 = 4,726.28/x
3. Step 3: Cross multiply
   8,010.80x = 12,016.42 × 4,726.28
4. Step 4: Simplify right side
   8,010.80x = 56,792,965.52
5. Step 5: Solve for x
   x = 56,792,965.52/8,010.80
6. Step 6: Final answer
   x = 7,089.55