Finding the Fourth Proportional to 7,019.55, 10,520.96 and 3,266.28

Step by Step Solution

1. Step 1: Write the proportion equation
   7,019.55 : 10,520.96 = 3,266.28 : x
2. Step 2: Convert to fraction form
   7,019.55/10,520.96 = 3,266.28/x
3. Step 3: Cross multiply
   7,019.55x = 10,520.96 × 3,266.28
4. Step 4: Simplify right side
   7,019.55x = 34,364,384.90
5. Step 5: Solve for x
   x = 34,364,384.90/7,019.55
6. Step 6: Final answer
   x = 4,895.53