Finding the Fourth Proportional to 2,426.12, 3,348.27 and 1,431.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,426.12 : 3,348.27 = 1,431.71 : x
2. Step 2: Convert to fraction form
   2,426.12/3,348.27 = 1,431.71/x
3. Step 3: Cross multiply
   2,426.12x = 3,348.27 × 1,431.71
4. Step 4: Simplify right side
   2,426.12x = 4,793,734.90
5. Step 5: Solve for x
   x = 4,793,734.90/2,426.12
6. Step 6: Final answer
   x = 1,975.89