Finding the Fourth Proportional to 8,567.50, 12,852.27 and 3,019.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,567.50 : 12,852.27 = 3,019.69 : x
2. Step 2: Convert to fraction form
   8,567.50/12,852.27 = 3,019.69/x
3. Step 3: Cross multiply
   8,567.50x = 12,852.27 × 3,019.69
4. Step 4: Simplify right side
   8,567.50x = 38,809,871.20
5. Step 5: Solve for x
   x = 38,809,871.20/8,567.50
6. Step 6: Final answer
   x = 4,529.89