Finding the Fourth Proportional to 8,510.16, 12,765.22 and 2,667.22

Step by Step Solution

1. Step 1: Write the proportion equation
   8,510.16 : 12,765.22 = 2,667.22 : x
2. Step 2: Convert to fraction form
   8,510.16/12,765.22 = 2,667.22/x
3. Step 3: Cross multiply
   8,510.16x = 12,765.22 × 2,667.22
4. Step 4: Simplify right side
   8,510.16x = 34,047,650.09
5. Step 5: Solve for x
   x = 34,047,650.09/8,510.16
6. Step 6: Final answer
   x = 4,000.82