Finding the Third Proportional to 1,079.26 and 1,721.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,079.26 : 1,721.57 = 1,721.57 : x
2. Step 2: Convert to fraction form
   1,079.26/1,721.57 = 1,721.57/x
3. Step 3: Cross multiply
   1,079.26x = 1,721.57 × 1,721.57
4. Step 4: Simplify right side
   1,079.26x = 2,963,790.89
5. Step 5: Solve for x
   x = 2,963,790.89/1,079.26
6. Step 6: Final answer
   x = 2,746.13