Finding the Fourth Proportional to 3,768.54, 5,651.69 and 1,426.81

Step by Step Solution

1. Step 1: Write the proportion equation
   3,768.54 : 5,651.69 = 1,426.81 : x
2. Step 2: Convert to fraction form
   3,768.54/5,651.69 = 1,426.81/x
3. Step 3: Cross multiply
   3,768.54x = 5,651.69 × 1,426.81
4. Step 4: Simplify right side
   3,768.54x = 8,063,887.81
5. Step 5: Solve for x
   x = 8,063,887.81/3,768.54
6. Step 6: Final answer
   x = 2,139.79