Finding the Fourth Proportional to 1,996.42, 2,756.02 and 1,250.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.42 : 2,756.02 = 1,250.79 : x
2. Step 2: Convert to fraction form
   1,996.42/2,756.02 = 1,250.79/x
3. Step 3: Cross multiply
   1,996.42x = 2,756.02 × 1,250.79
4. Step 4: Simplify right side
   1,996.42x = 3,447,188.48
5. Step 5: Solve for x
   x = 3,447,188.48/1,996.42
6. Step 6: Final answer
   x = 1,726.69