Finding the Fourth Proportional to 8,796.67, 12,139.50 and 5,020.35

Step by Step Solution

1. Step 1: Write the proportion equation
   8,796.67 : 12,139.50 = 5,020.35 : x
2. Step 2: Convert to fraction form
   8,796.67/12,139.50 = 5,020.35/x
3. Step 3: Cross multiply
   8,796.67x = 12,139.50 × 5,020.35
4. Step 4: Simplify right side
   8,796.67x = 60,944,512.13
5. Step 5: Solve for x
   x = 60,944,512.13/8,796.67
6. Step 6: Final answer
   x = 6,928.14