Finding the Fourth Proportional to 8,755.92, 12,081.52 and 5,219.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,755.92 : 12,081.52 = 5,219.46 : x
2. Step 2: Convert to fraction form
   8,755.92/12,081.52 = 5,219.46/x
3. Step 3: Cross multiply
   8,755.92x = 12,081.52 × 5,219.46
4. Step 4: Simplify right side
   8,755.92x = 63,058,984.28
5. Step 5: Solve for x
   x = 63,058,984.28/8,755.92
6. Step 6: Final answer
   x = 7,201.87