Finding the Fourth Proportional to 2,132.33, 2,942.43 and 1,248.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,132.33 : 2,942.43 = 1,248.41 : x
2. Step 2: Convert to fraction form
   2,132.33/2,942.43 = 1,248.41/x
3. Step 3: Cross multiply
   2,132.33x = 2,942.43 × 1,248.41
4. Step 4: Simplify right side
   2,132.33x = 3,673,361.71
5. Step 5: Solve for x
   x = 3,673,361.71/2,132.33
6. Step 6: Final answer
   x = 1,722.70