Finding the Fourth Proportional to 1,722.33, 2,584.59 and 626.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,722.33 : 2,584.59 = 626.59 : x
2. Step 2: Convert to fraction form
   1,722.33/2,584.59 = 626.59/x
3. Step 3: Cross multiply
   1,722.33x = 2,584.59 × 626.59
4. Step 4: Simplify right side
   1,722.33x = 1,619,478.25
5. Step 5: Solve for x
   x = 1,619,478.25/1,722.33
6. Step 6: Final answer
   x = 940.28