Finding the Fourth Proportional to 2,426.81, 3,350.73 and 1,679.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,426.81 : 3,350.73 = 1,679.47 : x
2. Step 2: Convert to fraction form
   2,426.81/3,350.73 = 1,679.47/x
3. Step 3: Cross multiply
   2,426.81x = 3,350.73 × 1,679.47
4. Step 4: Simplify right side
   2,426.81x = 5,627,448.43
5. Step 5: Solve for x
   x = 5,627,448.43/2,426.81
6. Step 6: Final answer
   x = 2,318.87