Finding the Fourth Proportional to 2,493.41, 3,441.43 and 1,431.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493.41 : 3,441.43 = 1,431.34 : x
2. Step 2: Convert to fraction form
   2,493.41/3,441.43 = 1,431.34/x
3. Step 3: Cross multiply
   2,493.41x = 3,441.43 × 1,431.34
4. Step 4: Simplify right side
   2,493.41x = 4,925,849.26
5. Step 5: Solve for x
   x = 4,925,849.26/2,493.41
6. Step 6: Final answer
   x = 1,975.55