Finding the Fourth Proportional to 2,007.80, 3,007.02 and 1,952.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.80 : 3,007.02 = 1,952.43 : x
2. Step 2: Convert to fraction form
   2,007.80/3,007.02 = 1,952.43/x
3. Step 3: Cross multiply
   2,007.80x = 3,007.02 × 1,952.43
4. Step 4: Simplify right side
   2,007.80x = 5,870,996.06
5. Step 5: Solve for x
   x = 5,870,996.06/2,007.80
6. Step 6: Final answer
   x = 2,924.09