Finding the Fourth Proportional to 2,426.46, 3,347.73 and 1,431.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,426.46 : 3,347.73 = 1,431.98 : x
2. Step 2: Convert to fraction form
   2,426.46/3,347.73 = 1,431.98/x
3. Step 3: Cross multiply
   2,426.46x = 3,347.73 × 1,431.98
4. Step 4: Simplify right side
   2,426.46x = 4,793,878.22
5. Step 5: Solve for x
   x = 4,793,878.22/2,426.46
6. Step 6: Final answer
   x = 1,975.67