Finding the Fourth Proportional to 2,765.94, 4,142.62 and 1,667.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,765.94 : 4,142.62 = 1,667.98 : x
2. Step 2: Convert to fraction form
   2,765.94/4,142.62 = 1,667.98/x
3. Step 3: Cross multiply
   2,765.94x = 4,142.62 × 1,667.98
4. Step 4: Simplify right side
   2,765.94x = 6,909,807.31
5. Step 5: Solve for x
   x = 6,909,807.31/2,765.94
6. Step 6: Final answer
   x = 2,498.18