Finding the Third Proportional to 1,722.83 and 2,603.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,722.83 : 2,603.71 = 2,603.71 : x
2. Step 2: Convert to fraction form
   1,722.83/2,603.71 = 2,603.71/x
3. Step 3: Cross multiply
   1,722.83x = 2,603.71 × 2,603.71
4. Step 4: Simplify right side
   1,722.83x = 6,779,290.30
5. Step 5: Solve for x
   x = 6,779,290.30/1,722.83
6. Step 6: Final answer
   x = 3,934.97