Finding the Fourth Proportional to 8,798.94, 12,142.83 and 4,820.28

Step by Step Solution

1. Step 1: Write the proportion equation
   8,798.94 : 12,142.83 = 4,820.28 : x
2. Step 2: Convert to fraction form
   8,798.94/12,142.83 = 4,820.28/x
3. Step 3: Cross multiply
   8,798.94x = 12,142.83 × 4,820.28
4. Step 4: Simplify right side
   8,798.94x = 58,531,840.59
5. Step 5: Solve for x
   x = 58,531,840.59/8,798.94
6. Step 6: Final answer
   x = 6,652.15