Finding the Fourth Proportional to 3,667.16, 5,067.39 and 2,670.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.16 : 5,067.39 = 2,670.71 : x
2. Step 2: Convert to fraction form
   3,667.16/5,067.39 = 2,670.71/x
3. Step 3: Cross multiply
   3,667.16x = 5,067.39 × 2,670.71
4. Step 4: Simplify right side
   3,667.16x = 13,533,503.81
5. Step 5: Solve for x
   x = 13,533,503.81/3,667.16
6. Step 6: Final answer
   x = 3,690.46