Finding the Fourth Proportional to 1,722.55, 2,582.73 and 796.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,722.55 : 2,582.73 = 796.87 : x
2. Step 2: Convert to fraction form
   1,722.55/2,582.73 = 796.87/x
3. Step 3: Cross multiply
   1,722.55x = 2,582.73 × 796.87
4. Step 4: Simplify right side
   1,722.55x = 2,058,100.06
5. Step 5: Solve for x
   x = 2,058,100.06/1,722.55
6. Step 6: Final answer
   x = 1,194.80