Finding the Fourth Proportional to 3,899.34, 5,849.93 and 2,667.33

Step by Step Solution

1. Step 1: Write the proportion equation
   3,899.34 : 5,849.93 = 2,667.33 : x
2. Step 2: Convert to fraction form
   3,899.34/5,849.93 = 2,667.33/x
3. Step 3: Cross multiply
   3,899.34x = 5,849.93 × 2,667.33
4. Step 4: Simplify right side
   3,899.34x = 15,603,680.45
5. Step 5: Solve for x
   x = 15,603,680.45/3,899.34
6. Step 6: Final answer
   x = 4,001.62