Finding the Fourth Proportional to 2,420.82, 3,341.21 and 1,426.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,420.82 : 3,341.21 = 1,426.05 : x
2. Step 2: Convert to fraction form
   2,420.82/3,341.21 = 1,426.05/x
3. Step 3: Cross multiply
   2,420.82x = 3,341.21 × 1,426.05
4. Step 4: Simplify right side
   2,420.82x = 4,764,725.39
5. Step 5: Solve for x
   x = 4,764,725.39/2,420.82
6. Step 6: Final answer
   x = 1,968.23