Finding the Fourth Proportional to 2,110.94, 2,912.49 and 1,667.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,110.94 : 2,912.49 = 1,667.42 : x
2. Step 2: Convert to fraction form
   2,110.94/2,912.49 = 1,667.42/x
3. Step 3: Cross multiply
   2,110.94x = 2,912.49 × 1,667.42
4. Step 4: Simplify right side
   2,110.94x = 4,856,344.08
5. Step 5: Solve for x
   x = 4,856,344.08/2,110.94
6. Step 6: Final answer
   x = 2,300.56