Finding the Fourth Proportional to 2,964.57, 4,091.40 and 1,786.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,964.57 : 4,091.40 = 1,786.62 : x
2. Step 2: Convert to fraction form
   2,964.57/4,091.40 = 1,786.62/x
3. Step 3: Cross multiply
   2,964.57x = 4,091.40 × 1,786.62
4. Step 4: Simplify right side
   2,964.57x = 7,309,777.07
5. Step 5: Solve for x
   x = 7,309,777.07/2,964.57
6. Step 6: Final answer
   x = 2,465.71