Finding the Fourth Proportional to 2,993.88, 4,131.56 and 1,667.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,993.88 : 4,131.56 = 1,667.70 : x
2. Step 2: Convert to fraction form
   2,993.88/4,131.56 = 1,667.70/x
3. Step 3: Cross multiply
   2,993.88x = 4,131.56 × 1,667.70
4. Step 4: Simplify right side
   2,993.88x = 6,890,194.27
5. Step 5: Solve for x
   x = 6,890,194.27/2,993.88
6. Step 6: Final answer
   x = 2,301.43