Finding the Fourth Proportional to 2,426.14, 3,348.06 and 1,378.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,426.14 : 3,348.06 = 1,378.18 : x
2. Step 2: Convert to fraction form
   2,426.14/3,348.06 = 1,378.18/x
3. Step 3: Cross multiply
   2,426.14x = 3,348.06 × 1,378.18
4. Step 4: Simplify right side
   2,426.14x = 4,614,229.33
5. Step 5: Solve for x
   x = 4,614,229.33/2,426.14
6. Step 6: Final answer
   x = 1,901.88