Finding the Fourth Proportional to 1,739.27, 2,399.72 and 992.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,739.27 : 2,399.72 = 992.96 : x
2. Step 2: Convert to fraction form
   1,739.27/2,399.72 = 992.96/x
3. Step 3: Cross multiply
   1,739.27x = 2,399.72 × 992.96
4. Step 4: Simplify right side
   1,739.27x = 2,382,821.01
5. Step 5: Solve for x
   x = 2,382,821.01/1,739.27
6. Step 6: Final answer
   x = 1,370.01