Finding the Fourth Proportional to 8,567.50, 12,852.54 and 3,019.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,567.50 : 12,852.54 = 3,019.88 : x
2. Step 2: Convert to fraction form
   8,567.50/12,852.54 = 3,019.88/x
3. Step 3: Cross multiply
   8,567.50x = 12,852.54 × 3,019.88
4. Step 4: Simplify right side
   8,567.50x = 38,813,128.50
5. Step 5: Solve for x
   x = 38,813,128.50/8,567.50
6. Step 6: Final answer
   x = 4,530.27