Finding the Fourth Proportional to 2,994.11, 4,131.88 and 1,667.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,994.11 : 4,131.88 = 1,667.81 : x
2. Step 2: Convert to fraction form
   2,994.11/4,131.88 = 1,667.81/x
3. Step 3: Cross multiply
   2,994.11x = 4,131.88 × 1,667.81
4. Step 4: Simplify right side
   2,994.11x = 6,891,190.78
5. Step 5: Solve for x
   x = 6,891,190.78/2,994.11
6. Step 6: Final answer
   x = 2,301.59