Finding the Fourth Proportional to 1,743.48, 2,611.98 and 1,049.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,743.48 : 2,611.98 = 1,049.40 : x
2. Step 2: Convert to fraction form
   1,743.48/2,611.98 = 1,049.40/x
3. Step 3: Cross multiply
   1,743.48x = 2,611.98 × 1,049.40
4. Step 4: Simplify right side
   1,743.48x = 2,741,011.81
5. Step 5: Solve for x
   x = 2,741,011.81/1,743.48
6. Step 6: Final answer
   x = 1,572.15