Finding the Fourth Proportional to 8,796.83, 12,138.73 and 5,020.81

Step by Step Solution

1. Step 1: Write the proportion equation
   8,796.83 : 12,138.73 = 5,020.81 : x
2. Step 2: Convert to fraction form
   8,796.83/12,138.73 = 5,020.81/x
3. Step 3: Cross multiply
   8,796.83x = 12,138.73 × 5,020.81
4. Step 4: Simplify right side
   8,796.83x = 60,946,214.07
5. Step 5: Solve for x
   x = 60,946,214.07/8,796.83
6. Step 6: Final answer
   x = 6,928.21