Finding the Fourth Proportional to 2,009.99, 3,012.89 and 968.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,009.99 : 3,012.89 = 968.42 : x
2. Step 2: Convert to fraction form
   2,009.99/3,012.89 = 968.42/x
3. Step 3: Cross multiply
   2,009.99x = 3,012.89 × 968.42
4. Step 4: Simplify right side
   2,009.99x = 2,917,723.03
5. Step 5: Solve for x
   x = 2,917,723.03/2,009.99
6. Step 6: Final answer
   x = 1,451.61