Finding the Fourth Proportional to 8,796.75, 12,136.50 and 5,017.20

Step by Step Solution

1. Step 1: Write the proportion equation
   8,796.75 : 12,136.50 = 5,017.20 : x
2. Step 2: Convert to fraction form
   8,796.75/12,136.50 = 5,017.20/x
3. Step 3: Cross multiply
   8,796.75x = 12,136.50 × 5,017.20
4. Step 4: Simplify right side
   8,796.75x = 60,891,202.29
5. Step 5: Solve for x
   x = 60,891,202.29/8,796.75
6. Step 6: Final answer
   x = 6,922.01