Finding the Fourth Proportional to 3,667.10, 5,064.77 and 2,486.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.10 : 5,064.77 = 2,486.12 : x
2. Step 2: Convert to fraction form
   3,667.10/5,064.77 = 2,486.12/x
3. Step 3: Cross multiply
   3,667.10x = 5,064.77 × 2,486.12
4. Step 4: Simplify right side
   3,667.10x = 12,591,588.24
5. Step 5: Solve for x
   x = 12,591,588.24/3,667.10
6. Step 6: Final answer
   x = 3,433.67