Finding the Fourth Proportional to 2,074.63, 2,864.37 and 1,942.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.63 : 2,864.37 = 1,942.39 : x
2. Step 2: Convert to fraction form
   2,074.63/2,864.37 = 1,942.39/x
3. Step 3: Cross multiply
   2,074.63x = 2,864.37 × 1,942.39
4. Step 4: Simplify right side
   2,074.63x = 5,563,723.64
5. Step 5: Solve for x
   x = 5,563,723.64/2,074.63
6. Step 6: Final answer
   x = 2,681.79